Terminals Of Ecu
- CHECK MULTIPLEX NETWORK DOOR ECU FRONT LH (DRIVER DOOR ECU)
- Disconnect the D17, D18 and D19 ECU connectors.
- Measure the voltage and resistance of the wire harness side connectors.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, there may be a malfunction on the wire harness side.
- Connect the D17, D18 and D19 ECU connectors.
- Measure the voltage of the connectors.
Standard:
TERMINAL SYMBOL SPECIFIED CONDITIONSymbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition A+ (D18-6) - GND (D19-1) L-R - W-B Door lock motor LOCK drive output Door control switch (manual operation, key confinement prevention) 1: OFF --> 2: LOCK --> 3: OFF 1: Below 1 V 2: 10 to 14 V (0.1 second) 3: Below 1 V A+ (D18-5) - GND (D19-1) L-R - W-B Door lock motor UNLOCK drive output Door control switch (manual operation, key confinement prevention) 1: OFF --> 2: UNLOCK --> 3: OFF 1: Below 1 V 2: 10 to 14 V (0.1 second) 3: Below 1 V If the result is not as specified, there may be a malfunction on the wire harness side.
- CHECK MULTIPLEX NETWORK DOOR ECU FRONT RH (PASSENGER DOOR ECU)
- Disconnect the P9, P10 and P11 ECU connectors.
- Measure the voltage and resistance of the wire harness side connectors.
Standard:
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the P9, P10 and P11 ECU connectors.
- Measure the voltage of the connectors.
Standard:
TERMINAL SYMBOL SPECIFIED CONDITIONSymbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition A+ (P10-6) - GND (P11-1) L-R - W-B Door lock motor LOCK drive output Door control switch (manual operation, key confinement prevention) 1: OFF --> 2: LOCK --> 3: OFF 1: Below 1 V 2: 10 to 14 V (0.1 second) 3: Below 1 V A- (P10-5) - GND (P11-1) L-R - W-B Door lock motor UNLOCK drive output Door control switch (manual operation, key confinement prevention) 1: OFF --> 2: UNLOCK --> 3: OFF 1: Below 1 V 2: 10 to 14 V (0.1 second) 3: Below 1 If the result is not as specified, there may be a malfunction on the wire harness side.
- CHECK THEFT WARNING ECU ASSY
- Disconnect the T7 ECU connector.
- Measure the voltage and resistance of the wire harness side connector.
Standard:
TERMINAL SYMBOL SPECIFIED CONDITIONSymbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition GND (T7-20) - Body ground W-B - Body ground Ground Always Below 1 ohms +B2 (T7-21) - GND (T6-20) B-O - W-B +B (+B2) power supply Always 10 to 14 V IG (T7-24) - GND (T6-20) V-W - W-B IG power supply Ignition switch OFF Below 1 V IG (T7-24) - GND (T6-20) V-W - W-B IG power supply Ignition switch ON 10 to 14 V +B (T7-1) - GND (T6-20) L-O - W-B +B power supply Always 10 to 14 V If the result is not as specified, there may be a malfunction on the wire harness side.
- CHECK TRANSPONDER KEY ECU ASSY
- Disconnect the T13 ECU connector.
- Measure the voltage and resistance of the wire harness side connector.
Standard:
TERMINAL SYMBOL SPECIFIED CONDITIONSymbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition GND (T13-14) - Body ground W-B - Body ground Ground Always Below 1 ohms CPUB (T13-1) - GND (T13-14) L-O - W-B +B (CPUB) power supply Always 10 to 14 V IG2 (T13-2) - GND (T13-14) G-B - W-B IG (IG2) power supply IG SW OFF Below 1 V IG2 (T13-2) - GND (T13-14) G-B - W-B IG (IG2) power supply IG SW ON 10 to 14 V KSW (T13-3) - GND (T13-14) LG-B - W-B Key unlock warning SW input No key in IG key cylinder Below 1 ohms KSW (T13-3) - GND (T13-14) LG-B - W-B Key unlock warning SW input Key inserted in IG key cylinder 10 to 14 V If the result is not as specified, there may be a malfunction on the wire harness side.