B2507

CONVERTIBLE: RETRACTABLE HARDTOP SYSTEM: B2507: Short in Luggage Door Drive Motor LH Circuit

DTC B2507 - Short in Luggage Door Drive Motor LH Circuit

DESCRIPTION

With the roof control switch being pressed, the sliding roof control ECU operates the roof panel, luggage door and package tray (in that order).
The ECU operates the luggage door while adjusting the speed of the left and right motors.






WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

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




(a) Remove the luggage door drive gear LH Removal.
(b) Apply battery voltage to the drive gear terminals and check operation of the luggage door drive gear LH.
OK:






NG -- REPLACE LUGGAGE DOOR DRIVE GEAR ASSEMBLY LH
OK -- Continue to next step.
2. CHECK WIRE HARNESS FOR SHORT CIRCUIT (ECU - LUGGAGE DOOR DRIVE GEAR LH)




(a) Disconnect the S21 ECU connector.
(b) Disconnect the L17 drive gear connector.
(c) Measure the resistance of the wire harness side connector.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR
OK -- REPLACE SLIDING ROOF CONTROL ECU