Diagnosis Procedure
- CHECK BCM INPUT SIGNAL
Connect CONSULT and check the BCM input signals. Refer to the following:
- Door switch - coupe: "COMPONENT FUNCTION CHECK "
- Door switch - sedan: "COMPONENT FUNCTION CHECK "
- Trunk lamp switch and trunk release solenoid - coupe: "COMPONENT FUNCTION CHECK "
- Trunk lamp switch and trunk release solenoid - sedan:
"COMPONENT FUNCTION CHECK
"
Is the inspection result normal?
YES: GO TO 2
NO: GO TO 3
- CHECK COMBINATION METER INPUT SIGNAL
- Select "METER/M&A" on CONSULT.
- Monitor "DOOR W/L" and "TRUNK/GLAS-H" of "DATA MONITOR" while opening and closing doors and trunk.
"DOOR W/L"
Door open: ON
Door closed: OFF
"TRUNK/GLAS-H"
Trunk open: ON
Trunk closed: OFF
Is the inspection result normal?
YES: Replace combination meter. Refer to "REMOVAL AND INSTALLATION ".
NO: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".
- CHECK DOOR SWITCH SIGNAL CIRCUIT
Check the door switch signal circuit. Refer to the following:
- Coupe: "DIAGNOSIS PROCEDURE "
- Sedan:
"DIAGNOSIS PROCEDURE
"
Is the inspection result normal?
YES: GO TO 4
NO: Repair harness or connector.
- CHECK DOOR SWITCH UNIT
Perform a unit check for the door switch. Refer to the following:
- Coupe: "COMPONENT INSPECTION "
- Sedan:
"COMPONENT INSPECTION
"
Is the inspection result normal?
YES: GO TO 5
NO: Replace door switch.
- CHECK TRUNK LAMP SWITCH AND TRUNK RELEASE SOLENOID SIGNAL CIRCUIT
Check the trunk lamp switch and trunk release solenoid signal circuit. Refer to the following:
- Coupe: "DIAGNOSIS PROCEDURE "
- Sedan:
"DIAGNOSIS PROCEDURE
"
Is the inspection result normal?
YES: GO TO 6
NO: Repair harness or connector.
- CHECK TRUNK LAMP SWITCH AND TRUNK RELEASE SOLENOID UNIT
Perform a unit check for the trunk lamp switch and trunk release solenoid. Refer to the following:
- Coupe: "COMPONENT INSPECTION "
- Sedan:
"COMPONENT INSPECTION
"
Is the inspection result normal?
YES: Replace combination meter. Refer to "REMOVAL AND INSTALLATION ".
NO: Replace trunk lamp switch and trunk release solenoid.