CHECK SLIDING ROOF ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY)
Disconnect the T12 sliding roof ECU (sliding roof drive gear sub-assembly) connector.
Measure the resistance and voltage according to the value(s) in the table below.
Measure the values on the wire harness side with the connector disconnected.
| Terminal No. (Symbol) | Terminal Description | Condition | Specified Condition |
|---|---|---|---|
| T12-1 (B) - T12-2 (E) | Battery power supply | Always | 11 to 14 V |
| T12-2 (E) - Body ground | Ground | Always | Below 1 Ω |
Reconnect the T12 sliding roof ECU (sliding roof drive gear sub-assembly) connector.
Measure the voltage according to the value(s) in the table below.
| Terminal No. (Symbol) | Terminal Description | Condition | Specified Condition |
|---|---|---|---|
| T12-10 (OPN) - T12-2 (E) | Sliding roof motor open | Engine switch on (IG), OPEN switch on | Below 1 V |
| Sliding roof motor open | Engine switch on (IG), OPEN switch off | 11 to 14 V | |
| T12-8 (CLS) - T12-2 (E) | Sliding roof motor close | Engine switch on (IG), CLOSE switch on | Below 1 V |
| Sliding roof motor close | Engine switch on (IG), CLOSE switch off | 11 to 14 V | |
| T12-5 (UP) - T12-2 (E) | Sliding roof motor up | Engine switch on (IG), UP switch on | Below 1 V |
| Sliding roof motor up | Engine switch on (IG), UP switch off | 11 to 14 V | |
| T12-9 (DWN) - T12-2 (E) | Sliding roof motor down | Engine switch on (IG), DOWN switch on | Below 1 V |
| Sliding roof motor down | Engine switch on (IG), DOWN switch off | 11 to 14 V |
CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)