Diagnosis Procedure
- CHECK BCM INPUT/OUTPUT SIGNAL
Connect CONSULT and check the BCM input signals. Refer to "COMPONENT FUNCTION CHECK ".
Is the inspection result normal?
YES: GO TO 2.
NO: GO TO 3.
- CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL
Select the "Data Monitor" for the "METER/M&A" and check the "TRUNK/GLAS-H" monitor value.
"TRUNK/GLAS-H"
Trunk lid open: On
Trunk lid closed: Off
Is the inspection result normal?
YES: Replace combination meter.
NO: Replace BCM.
- CHECK TRUNK ROOM LAMP SWITCH SIGNAL CIRCUIT
Check the trunk lid opener switch signal circuit. Refer to "DIAGNOSIS PROCEDURE ".
Is the inspection result normal?
YES: GO TO 4.
NO: Repair harness or connector.
- CHECK TRUNK LOOM LAMP SWITCH UNIT
Perform a unit check for the trunk room lamp switch. Refer to "COMPONENT INSPECTION ".
Is the inspection result normal?
YES: Replace combination meter.
NO: Replace trunk lid lock. Refer to "TRUNK LID LOCK: REMOVAL AND INSTALLATION ".