B2518

CONVERTIBLE: RETRACTABLE HARDTOP SYSTEM: B2518: Open in Package Tray Motor Circuit

DTC B2518 - Open in Package Tray Motor 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.
By operating the package tray motor, the position of the package tray can be changed.






WIRING DIAGRAM





INSPECTION PROCEDURE
HINT: Continuously repeating the roof open/close operation may stop the motor operation due to a function of the positive temperature coefficient thermistor. However, this is not a malfunction.

PROCEDURE

1. INSPECT FUSE (P-TRAY)
(a) Remove the P-TRAY fuse from the luggage room junction block.
(b) Measure the resistance of the fuse.
Standard resistance:
Below 1 Ohms
NG -- REPLACE FUSE
OK -- Continue to next step.
2. INSPECT PACKAGE TRAY TRIM LINK LH MOTOR ASSEMBLY (PACKAGE TRAY MOTOR)




(a) Remove the package tray trim link LH motor Disassembly.
(b) Apply battery voltage to the motor terminals and check operation of the package tray trim link LH motor.
OK:






NG -- REPLACE PACKAGE TRAY TRIM LINK LH MOTOR ASSEMBLY
OK -- Continue to next step.
3. CHECK WIRE HARNESS FOR OPEN CIRCUIT (ECU - PACKAGE TRAY TRIM LINK LH MOTOR)




(a) Disconnect the S21 ECU connector.
(b) Disconnect the P8 motor connector.
(c) Measure the resistance of the wire harness side connectors.
Standard resistance:






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