B2507

SLIDING ROOF / CONVERTIBLE: RETRACTABLE HARDTOP SYSTEM: B2507: Short in Luggage Door Drive Motor LH Circuit
B2507 - Short in Luggage Door Drive Motor LH Circuit

DESCRIPTION

The sliding roof control ECU assembly operates the roof panels, luggage door, back window panel and package trays in the specified order while the sliding roof switch assembly is operated. The luggage door drive gear assembly RH/LH (luggage motor RH/LH) operates the luggage door.





WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
* Since this malfunction may be detected due to the protection circuit operation in the motor, check that the motor has cooled down sufficiently before performing DTC check again.
* These DTCs are stored when the protection circuit in the motor operates due to a mechanical malfunction during metal top system operation.
* Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

1. INSPECT LUGGAGE DOOR DRIVE GEAR ASSEMBLY LH (LUGGAGE MOTOR LH)

(a) Remove the luggage door drive gear assembly LH (luggage motor LH).





(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPLACE LUGGAGE DOOR DRIVE GEAR ASSEMBLY LH (LUGGAGE MOTOR LH)
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (LUGGAGE DOOR HINGE ASSEMBLY LH - SLIDING ROOF CONTROL ECU)

(a) Disconnect the Q43 and Q34 connectors.





(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. CHECK LUGGAGE COMPARTMENT DOOR HINGE ASSEMBLY LH (HARNESS AND CONNECTOR)

(a) Disconnect the Q43 and A connectors.





(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPLACE LUGGAGE COMPARTMENT DOOR HINGE ASSEMBLY LH (HARNESS OR CONNECTOR)

OK -- REPLACE SLIDING ROOF CONTROL ECU ASSEMBLY