This DTC is stored when the sliding roof ECU (sliding roof drive gear sub-assembly) detects that the sliding roof switch (map light assembly) is stuck for 30 seconds or more.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B2342 | Switch Failure | Sliding roof ECU (sliding roof drive gear sub-assembly) detects sliding roof switch (map light assembly) is stuck for 30 seconds or more | ·
Sliding roof ECU (Sliding roof drive gear sub-assembly) ·
Sliding roof switch (Map light assembly) ·
Wire harness or connector |
If the sliding roof ECU (sliding roof drive gear sub-assembly) is removed and reinstalled or replaced, the sliding roof ECU (sliding roof drive gear sub-assembly) must be initialized.
Connect the GTS to the DLC3.
Turn the engine switch on (IG).
Turn the GTS on.
Enter the following menus: Body Electrical / Sliding Roof / Data List.
Read the Data List according to the display on the GTS.
| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| Open Switch Failure(Past) | Open switch failure signal (Past) | OFF or ON | OFF: No sliding roof open switch failure signal (Past)
ON: Sliding roof open switch failure signal (Past) |
- |
| Close Switch Failure(Past) | Close switch failure signal (Past) | OFF or ON | OFF: No sliding roof close switch failure signal (Past)
ON: Sliding roof close switch failure signal (Past) |
- |
| Up Switch Failure(Past) | Up switch failure signal (Past) | OFF or ON | OFF: No sliding roof tilt up switch failure signal (Past)
ON: Sliding roof tilt up switch failure signal (Past) |
- |
| Down Switch Failure(Past) | Down switch failure signal (Past) | OFF or ON | OFF: No sliding roof tilt down switch failure signal (Past)
ON: Sliding roof tilt down switch failure signal (Past) |
- |
| Open Switch Failure(Current) | Open switch failure signal (Current) | OFF or ON | OFF: No sliding roof open switch failure signal (Current)
ON: Sliding roof open switch failure signal (Current) |
- |
| Close Switch Failure(Current) | Close switch failure signal (Current) | OFF or ON | OFF: No sliding roof close switch failure signal (Current)
ON: Sliding roof close switch failure signal (Current) |
- |
| Up Switch Failure(Current) | Up switch failure signal (Current) | OFF or ON | OFF: No sliding roof tilt up switch failure signal (Current)
ON: Sliding roof tilt up switch failure signal (Current) |
- |
| Down Switch Failure(Current) | Down switch failure signal (Current) | OFF or ON | OFF: No sliding roof tilt down switch failure signal (Current)
ON: Sliding roof tilt down switch failure signal (Current) |
- |
| Tester Display |
|---|
| Open Switch Failure(Past) |
| Close Switch Failure(Past) |
| Up Switch Failure(Past) |
| Down Switch Failure(Past) |
| Open Switch Failure(Current) |
| Close Switch Failure(Current) |
| Up Switch Failure(Current) |
| Down Switch Failure(Current) |
OFF is displayed for each Data List item.
| Proceed to |
|---|
| OK |
| NG |
OK
NG
Disconnect the T12 sliding roof ECU (sliding roof drive gear sub-assembly) connector.
Disconnect the T6 sliding roof switch (map light assembly) connector.
Measure the resistance according to the value(s) in the table below.
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| T12-10 (OPN) or T6-14 (OPN) - Body ground | Always | 10 kΩ or higher |
| T12-8 (CLS) or T6-13 (CLS) - Body ground | Always | 10 kΩ or higher |
| T12-5 (UP) or T6-16 (UP) - Body ground | Always | 10 kΩ or higher |
| T12-9 (DWN) or T6-15 (DOWN) - Body ground | Always | 10 kΩ or higher |
| Proceed to |
|---|
| OK |
| NG |
OK
NG
Remove the sliding roof switch (map light assembly).
Inspect the sliding roof switch (map light assembly).
| Proceed to |
|---|
| OK |
| NG |
OK
NG