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Indicator Light And Warning Light

PROBLEM SYMPTOMS TABLE - INDICATOR LIGHTS

Symptom Suspect Area
Shift indicator light does not light up.
  1. Bulb circuit
  2. Park/Neutral Position Switch
  3. Transmission control switch
  4. ECM
Open door warning light does not light up.
  1. Bulb circuit
  2. Door courtesy switch
  3. Body ECU
Driver seat belt warning light does not light up.
  1. Bulb Circuit
  2. Driver Buckle Switch Circuit
  3. Meter Circuit Plate
  4. Wire Harness
  5. Body ECU
Low oil pressure warning light does not light up.
  1. Bulb Circuit
  2. Low oil pressure warning switch
  3. ECM
Discharge warning light does not light up.
  1. Bulb circuit
  2. Generator
  3. ECM
Brake warning light does not light up.
  1. Bulb circuit
  2. Parking brake switch
  3. Brake fluid level warning switch
  4. Combination meter
  5. ABS ECU
CRUISE MAIN indicator light does not light up.
  1. Bulb circuit
  2. Cruise control switch
  3. Combination meter
  4. A/C ECU
  5. ECM
ECT SNOW indicator light does not light up.
  1. Bulb circuit
  2. ECT pattern indicator signal
  3. Combination meter
  4. A/C ECU
  5. ECM
ECT PWR indicator light does not light up.
  1. Bulb circuit
  2. ECT pattern indicator signal
  3. Combination meter
  4. ECM
Engine oil level warning light does not light up.
  1. Bulb circuit
  2. Engine oil level warning sensor
  3. Combination meter
Any of indicator lights does not light up.
  1. Bulb circuit
  2. Combination meter ECU power source circuit
  3. Combination meter
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