B2342

SLIDING ROOF: SLIDING ROOF SYSTEM: B2342: Switch Failure

DTC 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

PROCEDURE

1. CHECK DTC
(a) Clear the DTCs .
(b) Check for DTCs .

Result





B -- USE SIMULATION METHOD TO CHECK
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)
3. INSPECT MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH)





(a) Remove the map light .
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:






NG -- REPLACE MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH)
OK -- Continue to next step.
4. CHECK HARNESS AND CONNECTOR (MAP LIGHT - SLIDING ROOF DRIVE GEAR AND BODY GROUND)





(a) Disconnect the J3 drive gear connector.
(b) Disconnect the J4 map light 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)