B2342

SLIDING ROOF: SLIDING ROOF SYSTEM: B2342: Switch Failure
B2342 - Switch Failure

DESCRIPTION

This DTC is stored when the sliding roof drive gear (sliding roof ECU) detects that the SLIDE OPEN or TILT UP switch in the map light is stuck for 30 seconds or more.





WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
When the sliding roof drive gear sub-assembly is removed and reinstalled or replaced, the sliding roof drive gear sub-assembly must be initialized Programming and Relearning.

PROCEDURE

1. CHECK DTC

(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(b) Check the DTCs Reading and Clearing Diagnostic Trouble Codes.

Result





B -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting
A -- Continue to next step.

2. READ VALUE USING TECHSTREAM (SWITCH STATUS)

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Sliding Roof / Data List.

(e) According to the display on the Techstream, read the Data List.

Sliding Roof





OK:

The Techstream displays as shown in the table according to the operation of each switch.

NG -- INSPECT MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH)

OK -- REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU) Disassembly (from 10/2010)

3. INSPECT MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH)

(a) Remove the map light assembly Removal (from 10/2010).





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

Standard Resistance:





Text in Illustration





NG -- REPLACE MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH) Removal (from 10/2010)
OK -- Continue to next step.

4. CHECK HARNESS AND CONNECTOR (MAP LIGHT - SLIDING ROOF DRIVE GEAR AND BODY GROUND)

(a) Disconnect the J4 map light assembly connector.

(b) Disconnect the J3 sliding roof drive gear sub-assembly connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU) Disassembly (from 10/2010)