Quick Diagnostic Chart
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cell motor malfunction | Open circuit in starter circuit including ignition switch | Improper engine oil level | Battery performance decrease | Charging system malfunction | Improper engine compression | Improper oil level gauge | Engine mechanical malfunction | Seized engine or drive plate | Drive belt loosen or worn | Improper engine coolant level | Improper anti-freeze level | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | - | - | - | - | - | - | - | - | - | - | - | - |
| Will not crank | x | x | - | x | x | - | - | x | x | - | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | x | - | - | - | - | x | - | x | - | - | - | - |
| Engine stalls-after start/at idle | - | - | - | - | - | x | - | - | - | - | - | - |
| Cranks normally but will not start | - | - | - | - | - | x | - | - | - | - | - | - |
| Engine oil warning light illuminated/message related to engine hydraulic pressure indicated in display | - | - | x | - | - | - | x | - | - | - | - | - |
| Engine runs rough/rolling idle | - | - | - | - | - | x | - | - | - | - | - | - |
| Fast idle/runs on | - | - | - | - | - | - | - | - | - | - | - | - |
| Low idle/stalls during deceleration | - | - | - | - | - | x | - | - | - | - | - | - |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | - | - | - | - | - | x | - | - | - | - | - | - |
| Lack/Loss of power-acceleration/cruise | - | - | - | - | - | x | - | x | - | - | - | - |
| Knocking/Pinging-acceleration/cruise | - | - | - | - | - | x | - | x | - | - | - | - |
| Poor fuel economy | - | - | - | - | - | x | - | x | - | - | - | - |
| Emission compliance | - | - | - | - | - | x | - | x | - | - | - | - |
| High oil consumption/leak age | - | - | - | - | - | - | x | x | - | - | - | - |
| Cooling system concerns-overheating | - | - | - | - | - | - | - | - | - | x | x | x |
| Cooling system concerns-runs cold | - | - | - | - | - | - | - | - | - | - | - | - |
| Exhaust smoke | - | - | - | - | - | x | - | x | - | - | - | - |
| Fuel odor (in engine compartment) | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine noise | - | - | - | - | - | - | - | - | - | x | - | - |
| Vibration concerns (engine) | - | - | - | x | - | - | - | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | - | - | - | - | - | x | - | x | - | - | - | - |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | x | - | - | - | - | - | - | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cooling system malfunction (radiator, hose, overflow system, thermostat, coolant control valve, etc.) | Cooling fan system malfunction | Inappropriate engine coolant concentration (engine coolant in radiator freezes and engine coolant does not flow) | Foreign matter penetration in engine coolant | Engine mount installation loose | Poor cooling fan installation | Use of inferior fuel | Inappropriate oil viscosity | Valve timing inappropriate | Engine oil leakage | Improper amount of engine oil or fluid | Engine coolant leakage | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | - | - | - | - | - | - | - | - | - | - | - | - |
| Will not crank | - | - | - | - | - | - | - | - | - | - | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | - | - | - | - | - | - | x | - | x | - | - | - |
| Engine stalls-after start/at idle | - | - | - | - | - | - | x | - | x | - | - | - |
| Cranks normally but will not start | - | - | - | - | - | - | x | - | x | - | - | - |
| Engine oil warning light illuminated/mess age related to engine hydraulic pressure indicated in display | - | - | - | - | - | - | - | - | - | x | x | - |
| Engine runs rough/rolling idle | - | - | - | - | - | - | x | - | x | - | - | - |
| Fast idle/runs on | - | - | - | - | - | - | - | - | - | - | - | - |
| Low idle/stalls during deceleration | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | - | - | - | - | - | - | x | - | x | - | - | - |
| Lack/Loss of power-acceleration/cruise | - | - | - | - | - | - | x | - | x | - | - | - |
| Knocking/Pinging-acceleration/cruise | - | - | - | - | - | - | x | - | x | - | - | - |
| Poor fuel economy | - | - | - | - | - | - | - | x | x | x | x | - |
| Emission compliance | - | - | - | - | - | - | - | - | x | - | - | - |
| High oil consumption/leakage | - | - | - | - | - | - | - | x | - | x | - | - |
| Cooling system concerns-overheating | x | x | x | x | - | - | - | - | - | - | - | x |
| Cooling system concerns-runs cold | x | x | - | - | - | - | - | - | - | - | - | - |
| Exhaust smoke | x | - | - | - | - | - | - | - | - | x | - | x |
| Fuel odor (in engine compartment) | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine noise | - | - | - | - | - | - | - | - | - | - | x | - |
| Vibration concerns (engine) | - | - | - | - | x | x | - | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - | - | x | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | - | - | - | - | - | - | x | - | x | x | - | x |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Electric variable valve timing system malfunction | Hydraulic variable valve timing system malfunction | Engine overheating | Air cleaner restriction | Air leakage from intake-air system (looseness, damage, loss) | Air suction in intake-air system | Intake-air system restriction | Improper operation of drive-by-wire control system | Drive-by-wire control system operates with brake override system | Throttle body malfunction | Purge solenoid valve malfunction | Air suction from intake-air system piping (damaged or disconnected vacuum hose, evaporative hose, or ventilation hose) | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | x | x | - | - | - | - | - | x | - | - | - | - |
| Will not crank | - | - | - | - | - | - | - | - | - | - | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | x | x | - | x | x | - | x | x | - | x | x | x |
| Engine stalls-after start/at idle | x | x | x | - | x | - | x | x | - | - | x | x |
| Cranks normally but will not start | x | x | x | x | x | - | x | x | - | - | x | x |
| Engine oil warning light illuminated/message related to engine hydraulic pressure indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine runs rough/rolling idle | x | x | x | - | x | - | x | x | - | - | x | x |
| Fast idle/runs on | - | - | - | - | x | - | - | x | - | x | - | - |
| Low idle/stalls during deceleration | x | x | - | - | x | - | x | x | - | - | x | x |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | x | x | x | x | - | - | x | x | - | x | x | x |
| Lack/Loss of power-acceleration/cruise | x | x | x | x | x | x | x | x | x | x | x | x |
| Knocking/Pinging-acceleration/cruise | x | x | x | - | x | x | - | - | - | - | - | x |
| Poor fuel economy | x | x | - | - | - | - | - | - | - | - | - | - |
| Emission compliance | x | x | - | - | x | x | x | - | - | - | x | x |
| High oil consumption/leakage | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-overheating | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-runs cold | - | - | - | - | - | - | - | - | - | - | - | - |
| Exhaust smoke | - | - | - | x | x | - | x | - | - | - | - | - |
| Fuel odor (in engine compartment) | - | - | - | - | - | - | - | - | - | - | x | - |
| Engine noise | - | - | - | - | - | - | - | - | - | - | - | x |
| Vibration concerns (engine) | - | - | - | - | - | - | - | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | x | x | - | - | - | x | - | - | - | - | - | x |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ignition coil malfunction (Open or short circuit in related circuit) | Improper adjustment of initial ignition timing (poor position adjustment of crankshaft and pulse wheel) | Spark plug malfunction | Fuel pump (low pressure) malfunction | Pressure regulator malfunction | Insufficient fuel pressure (high pressure-side) | Insufficient fuel pressure (low pressure-side) | Fuel line clogging | Improper operation of fuel injector | Fuel filter clogged | Relief valve malfunction | Spill valve control solenoid valve malfunction | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | - | - | - | - | - | - | - | - | x | - | - | x |
| Will not crank | - | - | - | - | - | - | - | - | - | - | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | x | x | x | x | - | x | x | x | x | x | x | x |
| Engine stalls-after start/at idle | x | - | - | x | - | x | x | x | x | x | x | x |
| Cranks normally but will not start | x | - | x | x | - | x | x | x | x | x | x | x |
| Engine oil warning light illuminated/mess age related to engine hydraulic pressure indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine runs rough/rolling idle | x | - | x | x | - | x | x | x | x | x | x | x |
| Fast idle/runs on | - | - | - | - | - | - | - | - | x | - | - | x |
| Low idle/stalls during deceleration | - | - | - | x | - | x | x | x | x | x | x | x |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | - | - | x | x | - | x | x | x | x | x | x | x |
| Lack/Loss of power acceleration/cruise | x | - | x | x | - | x | x | x | x | x | x | x |
| Knocking/Pinging-acceleration/cruise | x | - | x | - | - | - | - | - | x | - | - | - |
| Poor fuel economy | - | - | - | - | - | - | - | - | x | - | - | - |
| Emission compliance | - | - | x | - | - | x | - | x | x | - | x | x |
| High oil consumption/leakage | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-overheating | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-runs cold | - | - | - | - | - | - | - | - | - | - | - | - |
| Exhaust smoke | x | - | x | - | - | - | - | - | x | - | x | x |
| Fuel odor (in engine compartment) | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine noise | - | - | - | - | - | - | - | - | - | - | - | - |
| Vibration concerns (engine) | - | - | - | - | - | - | - | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | x | - | x | - | - | - | - | - | x | - | - | - |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | x | x | - | - | - | - | x | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fuel leakage in fuel line | High pressure fuel pump malfunction | Improper fuel injection timing or fuel injection amount | Air/fuel ratio control malfunction | Exhaust gas leakage | Catalytic converter malfunction | Exhaust piping or catalytic converter clogging | PCV valve malfunction | Fuel tank vent system malfunction | Charcoal canister malfunction | Constant voltage supply circuit malfunction | Main relay malfunction | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | - | - | - | x | - | - | x | - | - | - | - | - |
| Will not crank | - | - | - | - | - | - | - | - | - | - | - | x |
| Hard to start/Long crank/Erratic start/Erratic crank | x | x | x | x | x | - | - | x | - | - | - | - |
| Engine stalls-after start/at idle | x | x | x | x | x | - | - | x | - | - | - | - |
| Cranks normally but will not start | x | x | x | x | x | - | - | x | - | - | - | - |
| Engine oil warning light illuminated/mess age related to engine hydraulic pressure indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine runs rough/rolling idle | x | x | - | x | x | - | - | x | - | - | - | - |
| Fast idle/runs on | - | - | - | x | - | - | - | - | - | - | - | - |
| Low idle/stalls during deceleration | x | x | x | x | - | - | - | - | - | - | - | - |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | x | x | x | x | x | - | - | x | - | - | - | x |
| Lack/Loss of power-acceleration/cruise | x | x | x | - | - | x | x | x | - | - | - | - |
| Knocking/Pinging - acceleration/cruise | - | - | x | - | - | - | - | - | - | - | - | - |
| Poor fuel economy | - | - | x | - | - | - | - | - | - | - | - | - |
| Emission compliance | - | x | x | - | x | x | x | x | - | x | - | - |
| High oil consumption/leak age | - | - | - | - | - | - | - | x | - | - | - | - |
| Cooling system concerns-overheating | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-runs cold | - | - | - | - | - | - | - | - | - | - | - | - |
| Exhaust smoke | - | x | x | - | - | - | - | x | - | - | - | - |
| Fuel odor (in engine compartment) | x | - | - | - | - | - | - | - | - | x | - | - |
| Engine noise | - | - | - | - | x | - | - | - | - | - | - | - |
| Vibration concerns (engine) | - | - | - | - | - | - | - | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - | x | - | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | - | - | x | - | - | - | - | - | - | - | - | - |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power is not supplied to PCM from battery | Ground point lifting or loosening | Connector disconnected | ECT sensor No. 1-related circuit malfunction | Transaxle range sensor-related circuit malfunction | Brake switch-related circuit malfunction | A/F sensor and HO2S related circuit malfunction | IAT sensor No. 1-related circuit malfunction | IAT sensor No. 2-related circuit malfunction | Boost air temperature sensor-related circuit malfunction | High fuel pressure sensor-related circuit malfunction | MAP sensor-related circuit malfunction | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | - | - | x | x | - | x | x | x | - | - | x | x |
| Will not crank | - | x | - | - | - | - | - | - | - | - | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | - | x | - | x | - | - | x | - | - | - | x | x |
| Engine stalls-after start/at idle | x | x | x | x | - | - | x | - | - | - | x | x |
| Cranks normally but will not start | x | x | x | x | - | - | x | - | - | - | x | - |
| Engine oil warning light illuminated/message related to engine hydraulic pressure indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine runs rough/rolling idle | - | - | x | x | - | - | x | - | - | - | x | x |
| Fast idle/runs on | - | - | - | x | - | - | x | - | - | - | - | - |
| Low idle/stalls during deceleration | - | - | - | x | - | x | x | - | - | - | x | x |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | - | - | - | x | - | - | x | x | - | - | x | x |
| Lack/Loss of power-acceleration/cruise | - | - | - | x | - | - | x | x | x | x | x | x |
| Knocking/Pinging-acceleration/cruise | - | - | - | x | - | - | - | x | x | - | - | x |
| Poor fuel economy | - | - | - | x | - | - | x | x | x | x | - | x |
| Emission compliance | - | - | - | x | - | - | x | x | x | x | x | x |
| High oil consumption/leakage | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-overheating | - | - | - | x | - | - | - | - | - | - | - | - |
| Cooling system concerns-runs cold | - | - | - | x | - | - | - | - | - | - | - | - |
| Exhaust smoke | - | - | - | x | - | - | x | x | x | x | x | x |
| Fuel odor (in engine compartment) | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine noise | - | - | - | - | - | - | - | - | - | - | - | - |
| Vibration concerns (engine) | - | - | - | - | - | - | - | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | - | - | - | x | - | - | x | x | x | x | - | x |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Intake CMP sensor related damage (open or short in signal circuit) | Intake CMP sensor pulse wheel damage | Exhaust CMP sensor related damage (open or short in signal circuit) | Exhaust CMP sensor pulse wheel damage | Improper air gap between CKP sensor and pulse wheel | CKP sensor related damage (open or short in signal circuit) | CKP sensor pulse wheel damage | MAF sensor-related circuit malfunction | KS-related circuit malfunction | TP sensor-related circuit malfunction | APP sensor-related circuit malfunction | Vehicle speed signal error | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | x | - | x | - | x | x | - | x | x | x | x | x |
| Will not crank | - | - | - | - | - | - | - | x | - | - | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | x | x | x | x | x | x | x | x | - | - | - | x |
| Engine stalls-after start/at idle | x | x | x | x | x | x | x | x | - | - | x | x |
| Cranks normally but will not start | x | x | x | x | x | x | x | x | - | - | x | x |
| Engine oil warning light illuminated/message related to engine hydraulic pressure indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine runs rough/rolling idle | x | x | x | x | x | x | x | x | - | - | x | x |
| Fast idle/runs on | - | - | - | - | - | - | - | - | - | - | x | x |
| Low idle/stalls during deceleration | x | x | x | x | x | x | x | x | - | x | x | x |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | x | x | x | x | x | x | x | x | - | x | x | x |
| Lack/Loss of power-acceleration/cruise | - | - | - | - | - | - | - | x | - | x | x | x |
| Knocking/Pinging-acceleration/cruise | - | - | - | - | - | - | - | x | x | - | - | - |
| Poor fuel economy | - | - | - | - | - | - | - | x | - | - | x | - |
| Emission compliance | - | - | - | - | - | - | - | x | - | x | - | - |
| High oil consumption/leakage | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-overheating | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-runs cold | - | - | - | - | - | - | - | - | - | - | - | - |
| Exhaust smoke | - | - | - | - | - | - | - | x | - | x | x | - |
| Fuel odor (in engine compartment) | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine noise | - | - | - | - | - | - | - | - | - | - | - | - |
| Vibration concerns (engine) | - | - | - | - | - | - | - | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | - | - | - | - | - | - | - | x | - | - | - | - |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Improper operation of cruise control system | Improper operation of A/C system | Improper amount of refrigerant | A/C relay malfunction (A/C control signal circuit error) | A/C compressor magnetic clutch malfunction | AT related parts malfunction | Improper ATF level | Brake dragging | Poor component parts installation | Size are different between tire and wheel | Driveline malfunction | Suspension malfunction | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | - | - | - | - | - | - | - | - | - | - | - | - |
| Will not crank | - | - | - | - | - | - | - | - | - | - | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | - | - | - | - | - | - | - | - | x | - | - | - |
| Engine stalls-after start/at idle | - | x | x | x | - | - | - | - | x | - | - | - |
| Cranks normally but will not start | - | - | - | - | - | - | - | - | x | - | - | - |
| Engine oil warning light illuminated/mess age related to engine hydraulic pressure indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine runs rough/rolling idle | - | x | x | x | - | - | - | - | x | - | - | - |
| Fast idle/runs on | x | - | - | x | - | - | - | - | - | - | - | - |
| Low idle/stalls during deceleration | - | x | - | - | x | - | - | - | x | - | - | - |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | - | x | - | - | - | x | - | - | x | - | - | - |
| Lack/Loss of power-acceleration/cruise | - | x | - | - | - | - | - | x | x | - | - | - |
| Knocking/Pinging - acceleration/cruise | - | - | - | - | - | - | - | - | - | - | - | - |
| Poor fuel economy | - | x | - | - | - | - | x | x | - | x | - | - |
| Emission compliance | - | - | - | - | - | - | - | - | - | - | - | - |
| High oil consumption/leak age | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-overheating | - | x | x | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-runs cold | - | - | - | - | - | - | - | - | - | - | - | - |
| Exhaust smoke | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel odor (in engine compartment) | - | - | - | - | - | - | - | - | x | - | - | - |
| Engine noise | - | - | - | - | - | - | - | - | x | - | - | - |
| Vibration concerns (engine) | - | - | - | - | - | - | - | - | x | x | x | x |
| Sulfuric smell occurs | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | - | - | - | - | - | - | - | - | - | - | - | - |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | - | - | - | - | - | - | - | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Normal operation of immobilizer system | Immobilizer system-related circuit malfunction | Improper operation of advanced keyless entry system | Instrument cluster malfunction | ECT sensor No. 2-related circuit malfunction | Engine oil contamination | Tire pressure malfunction | Travel distances are short (engine does not warm up) | Heavy use of fuel injection increase area | Body control module (BCM) malfunction | Multi-information display malfunction | Center display malfunction | |
| Blown fuses | - | - | - | - | - | - | - | - | - | - | - | - |
| Check engine light illuminates | - | - | - | x | x | - | - | - | - | - | - | - |
| Will not crank | x | x | x | x | - | - | - | - | - | x | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | - | - | - | - | x | - | - | - | - | - | - | - |
| Engine stalls-after start/at idle | - | - | - | - | x | - | - | - | - | - | - | - |
| Cranks normally but will not start | - | - | - | - | x | - | - | - | - | - | - | - |
| Engine oil warning light illuminated/mess age related to engine hydraulic pressure indicated in display | - | - | - | x | - | - | - | - | - | x | - | - |
| Engine runs rough/rolling idle | - | - | - | - | x | - | - | - | - | - | - | - |
| Fast idle/runs on | - | - | - | - | x | - | - | - | - | - | - | - |
| Low idle/stalls during deceleration | - | - | - | - | x | - | - | - | - | - | - | - |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | - | - | - | - | x | - | - | - | - | - | - | - |
| Lack/Loss of power-acceleration/cruise | - | - | - | - | - | - | x | - | - | - | - | - |
| Knocking/Pinging-acceleration/cruise | - | - | - | - | - | - | - | - | - | - | - | - |
| Poor fuel economy | - | - | - | - | - | x | x | x | x | - | - | - |
| Emission compliance | - | - | - | - | - | - | - | - | - | - | - | - |
| High oil consumption/leakage | - | - | - | - | - | - | - | - | - | - | - | - |
| Cooling system concerns-overheating | - | - | - | - | x | - | - | - | - | x | x | x |
| Cooling system concerns-runs cold | - | - | - | - | x | - | - | - | - | x | - | - |
| Exhaust smoke | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel odor (in engine compartment) | - | - | - | - | - | - | - | - | - | - | - | - |
| Engine noise | - | - | - | - | - | - | - | - | - | - | - | - |
| Vibration concerns (engine) | - | - | - | - | - | - | - | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - | - | - | - | - | - | - | - |
| Spark plug condition | - | - | - | - | - | - | - | - | - | - | - | - |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | - | - | x | - | - | - | - | - | x | - | - |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | |||||||||||
x: Applicable-: Not applicable
QUICK DIAGNOSTIC CHART
| Troubleshooting item | Possible factor | ||||
|---|---|---|---|---|---|
| aaa | Low fuel tank level | Jet pump (built-into fuel pump unit) malfunction | Clogging in hose between fuel tank (main) and fuel tank (sub) | Disconnected hose between fuel tank (main) and fuel tank (sub) | |
| Blown fuses | - | - | - | - | - |
| Check engine light illuminates | - | - | - | - | - |
| Will not crank | - | - | - | - | - |
| Hard to start/Long crank/Erratic start/Erratic crank | - | - | - | - | - |
| Engine stalls-after start/at idle | - | - | - | - | - |
| Cranks normally but will not start | - | - | - | - | - |
| Engine oil warning light illuminated/message related to engine hydraulic pressure indicated in display | - | - | - | - | - |
| Engine runs rough/rolling idle | - | - | - | - | - |
| Fast idle/runs on | - | - | - | - | - |
| Low idle/stalls during deceleration | - | - | - | - | - |
| Engine stalls/quits, engine runs rough, misses, buck/jerk, hesitation/stumble, surges | - | - | - | - | - |
| Lack/Loss of power-acceleration/cruise | - | - | - | - | - |
| Knocking/Pinging-acceleration/cruise | - | - | - | - | - |
| Poor fuel economy | x | - | - | - | - |
| Emission compliance | - | - | - | - | - |
| High oil consumption/leakage | - | - | - | - | - |
| Cooling system concerns-overheating | - | - | - | - | - |
| Cooling system concerns-runs cold | - | - | - | - | - |
| Exhaust smoke | - | - | - | - | - |
| Fuel odor (in engine compartment) | - | - | - | - | - |
| Engine noise | - | - | - | - | - |
| Vibration concerns (engine) | - | - | - | - | - |
| Sulfuric smell occurs | - | - | - | - | - |
| Fuel refill concerns | - | - | - | - | - |
| Fuel filling shut off concerns | - | - | - | - | - |
| Spark plug condition | - | - | - | - | - |
| Low fuel warning light flashes/message related to low fuel level indicated in display | - | x | x | x | x |
| AT related malfunction | (See SYMPTOM TROUBLESHOOTING .) | ||||