Problem Symptoms Table
HINT:
Proceed to troubleshooting of each circuit in the table below.
- HEADLIGHT AND TAILLIGHT SYSTEM SYMPTOM CHART
Symptom Suspected Area Refer to Only one headlight comes on 1 Bulb - 2. HEAD (HI LH, HI RH, LO LH, LO RH) fuse - 3. Harness or connector - Headlight does not come on 1 HEAD (HI LH, HI RH, LO LH, LO RH) fuse - 2 Headlight relay circuit HEADLIGHT RELAY CIRCUIT 3 Light control switch circuit LIGHT CONTROL SWITCH CIRCUIT 4 Ignition switch circuit IGNITION SWITCH CIRCUIT 5 Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 6 Headlight dimmer switch circuit LIGHT CONTROL SWITCH CIRCUIT 7 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - "HI -Beam" does not come on (All) (w/o DRL system) 1 Headlight dimmer switch REMOVAL 2 Harness or connector - "Hl-Beam" does not come on (All) 1 HEAD (HI LH, HI RH) fuse - 2 Headlight dimmer switch circuit LIGHT CONTROL SWITCH CIRCUIT 3 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - "Hl-Beam" does not come on (One side) 1 Bulb - 2 HEAD (HI LH, HI RH) fuse - 3 Harness or connector - "Flash" does not come on 1. Headlight Dimmer Switch REMOVAL 2 Harness or connector - Headlight is dark 1 Bulb - 2. Harness or connector - Only one tail light comes on 1 Bulb - 2 Harness or connector - Tail light does not come on 1 TAIL fuse - 2. Bulb - 3 TAIL relay circuit TAILLIGHT RELAY CIRCUIT 4. Light control switch circuit LIGHT CONTROL SWITCH CIRCUIT 5 Ignition switch circuit IGNITION SWITCH CIRCUIT 6 Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 7 Headlight dimmer switch circuit LIGHT CONTROL SWITCH CIRCUIT 8. Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - Daytime running light system does not operate 1 DRL relay circuit DRL RELAY CIRCUIT 2. Headlight dimmer switch circuit LIGHT CONTROL SWITCH CIRCUIT 3 Light control switch circuit LIGHT CONTROL SWITCH CIRCUIT 4 Generator signal circuit GENERATOR SIGNAL CIRCUIT 5. Ignition switch circuit IGNITION SWITCH CIRCUIT 6 Parking brake switch circuit PARKING BRAKE SWITCH CIRCUIT 7. Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - - LIGHT AUTO TURN OFF SYSTEM SYMPTOM CHART
Symptom Suspected Area Refer to Light auto turn off system does not operate 1 Light control switch circuit LIGHT CONTROL SWITCH CIRCUIT 2 Ignition switch circuit IGNITION SWITCH CIRCUIT 3 Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 4 Headlight dimmer switch circuit LIGHT CONTROL SWITCH CIRCUIT 5 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - - FOG LIGHT SYSTEM SYMPTOM CHART
Symptom Suspected Area Refer to Front fog light does not come on with light control switch HEAD position 1 FR FOG Fuse - 2 FOG LIGHT relay FOG LIGHT RELAY 3 Headlight dimmer switch (Fog light switch) REMOVAL 4 Harness or connector - Only one front fog light does not come on 1 Bulb - 2. Harness or connector - - TURN SIGNAL AND HAZARD WARNING SYSTEM SYMPTOM CHART
Symptom Suspected Area Refer to "Hazard" and "Turn" do not come on 1 TRN-HAZ fuse - 2 IG1 fuse - 3 Ignition switch - 4 Turn signal flasher TURN SIGNAL FLASHER ASSEMBLY 5 Harness or connector - Hazard warning light does not come on (Turn is normal) 1 Hazard warning switch HAZARD WARNING SWITCH 2 Harness or connector - Turn signal does not come on (Hazard is normal) 1 Headlight dimmer switch (Turn signal switch) REMOVAL 2. Harness or connector - Turn signal does not come on in one direction 1 Headlight dimmer switch (Turn signal switch) REMOVAL 2 Turn signal flasher TURN SIGNAL FLASHER ASSEMBLY 3 Harness or connector - Only one bulb does not come on 1 Bulb - 2 Harness or connector - - STOP LIGHT SYSTEM SYMPTOM CHART
Symptom Suspected Area Refer to Stop light does not come on 1 STOP fuse - 2. Bulb - 3 Stop light switch STOP LIGHT SWITCH 4 DAC relay - 5. Turn signal flasher - 6 Harness or connector - 7 Skid control ECU - - BUCK UP LIGHT SYSTEM SYMPTOM CHART
Symptom Suspected Area Refer to Back up light does not come on 1 IGI fuse - 2 ACC fuse - 3 Bulb - 4 BK/UP relay BACK-UP LIGHT RELAY 5 Park/neutral position switch REMOVAL 6. Harness or connector - - ILLUMINATED ENTRY SYSTEM SYMPTOM CHART
Symptom Suspected Area Refer to Illumination light of Multiplex body ECU control does not come on (Terminal ILE of instrument panel J/B) 1. Ignition switch circuit IGNITION SWITCH CIRCUIT 2. Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 3 Interior light circuit INTERIOR LIGHT CIRCUIT 4. Illumination circuit ILLUMINATION CIRCUIT 5 Door lock position circuit DOOR LOCK POSITION CIRCUIT 6 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - Illumination light of Multiplex body ECU control does not go off (Terminal ILE of instrument panel J/B) 1 Ignition switch circuit IGNITION SWITCH CIRCUIT 2 Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 3. Interior light circuit INTERIOR LIGHT CIRCUIT 4 Illumination circuit ILLUMINATION CIRCUIT 5 Door lock position circuit DOOR LOCK POSITION CIRCUIT 6 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - Illumination light of Multiplex body ECU No 2 control does not come on (center console spot light, foot light, inside door handle illumination) 1 Illumination circuit (body ECU No. 2 control) ILLUMINATION CIRCUIT 2 Ignition switch circuit IGNITION SWITCH CIRCUIT 3 Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 4 Door lock position circuit DOOR LOCK POSITION CIRCUIT 5 Multiplex network body ECU No 2 - 6 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - Illumination light of Multiplex body ECU control does not go off (center console spot light, foot light, inside door handle illumination) 1 Illumination circuit (body ECU No. 2 control) ILLUMINATION CIRCUIT 2 Ignition switch circuit IGNITION SWITCH CIRCUIT 3 Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 4 Door lock position circuit DOOR LOCK POSITION CIRCUIT 5 Multiplex network body ECU No 2 - 6 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - Courtesy light does not come on 1 Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 2 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - Courtesy light does not go off 1. Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 2 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - Step light does not come on. 1 Bulb - 2 Illumination circuit (body ECU No 2 control) ILLUMINATION CIRCUIT 3 Ignition switch circuit IGNITION SWITCH CIRCUIT 4 Door courtesy light and courtesy switch circuit DOOR COURTESY SWITCH CIRCUIT 5 Door lock position circuit DOOR LOCK POSITION CIRCUIT 6. Multiplex network body ECU No 2 - 7 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) - Auto dimmer function does not operate. 1 Auto dimmer signal circuit DIMMER SIGNAL CIRCUIT 2 Ignition switch circuit IGNITION SWITCH CIRCUIT 3 Light control switch circuit LIGHT CONTROL SWITCH CIRCUIT 4 Instrument panel J/B assembly (Driver side J/B assembly (Multiplex network body ECU)) -