B251C

SLIDING ROOF / CONVERTIBLE: RETRACTABLE HARDTOP SYSTEM: B251C: Short in Quarter Window Motor LH Circuit
B251C - Short in Quarter Window Motor LH Circuit

DESCRIPTION

The power window regulator motor assembly LH moves the quarter window LH up and down.





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 POWER WINDOW REGULATOR MOTOR ASSEMBLY LH

(a) Remove the power window regulator motor assembly LH.





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

Standard Resistance:





Text in Illustration





NG -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MOTOR LH - SLIDING ROOF CONTROL ECU)

(a) Disconnect the Q19 and Q33 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 -- REPLACE SLIDING ROOF CONTROL ECU ASSEMBLY