Terminals Of Ecu
- CHECK MAIN BODY ECU RH (COWL SIDE JUNCTION BLOCK RH)
- Disconnect the RK, RN and RD main body ECU RH (cowl side junction block RH) connectors.
- Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connectors disconnected.
Tester Connection Wiring Color Terminal Description Condition Specified Condition RK-5 (BECU) - Body ground G-R - Body ground Battery power supply Always 11 to 14 V RN-1 (BATB) - Body ground R - Body ground Battery power supply Always 11 to 14 V RD-7 (GND2) - Body ground W-B - Body ground Ground Always Below 1 Ω RD-17 (GND1) - Body ground W-B - Body ground Ground Always Below 1 Ω If the result is not as specified, there may be a malfunction in the wire harness.
- Reconnect the RK, RN and RD main body ECU RH (cowl side junction block RH) connectors.
- Measure the voltage according to the value(s) in the table below.
Tester Connection Wiring Color Terminal Description Condition Specified Condition P1-14 (DCTY) - Body ground V - Body ground Driver side door courtesy switch input Driver side door open Below 1 V P1-14 (DCTY) - Body ground V - Body ground Driver side door courtesy switch input Driver side door closed 11 to 14 V J75-23 (PCTY) - Body ground W - Body ground Front passenger side door courtesy switch input Front passenger side door open Below 1 V J75-23 (PCTY) - Body ground W - Body ground Front passenger side door courtesy switch input Front passenger side door closed 11 to 14 V J75-25 (LGCY) - Body ground G - Body ground Luggage compartment door courtesy light switch input Luggage compartment door open Below 1 V J75-25 (LGCY) - Body ground G - Body ground Luggage compartment door courtesy light switch input Luggage compartment door closed 11 to 14 V RJ-9 (ACT+) - Body ground V - Body ground Front passenger door lock motor lock drive output Driver or front passenger side door control switch off Below 1 V RJ-9 (ACT+) - Body ground V - Body ground Front passenger side door lock motor lock drive output Driver or front passenger side door control switch locked 11 to 14 V → Below 1 V RD-10 (ACT+) - Body ground V - Body ground Driver side door lock motor lock drive output Driver or front passenger side door control switch, or driver door key cylinder off Below 1 V RD-10 (ACT+) - Body ground V - Body ground Driver side door lock motor lock drive output Driver or front passenger side door control switch, or driver door key cylinder locked 11 to 14 V → Below 1 V P1-4 (ACTD) - Body ground LG - Body ground Driver side door lock motor unlock drive output Driver or front passenger side door control switch, or driver door key cylinder off Below 1 V P1-4 (ACTD) - Body ground LG - Body ground Driver side door lock motor unlock drive output Driver or front passenger side door control switch, or driver door key cylinder unlocked 11 to 14 V → Below 1 V RJ-17 (ACT-) - Body ground L - Body ground Front passenger side door lock motor unlock drive output Driver or front passenger side door control switch off Below 1 V RJ-17 (ACT-) - Body ground L - Body ground Front passenger side door lock motor unlock drive output Driver or front passenger side door control switch unlocked 11 to 14 V → Below 1 V J75-27 (LSWP) - Body ground SB - Body ground Front passenger side door unlock detection switch input Front passenger side door unlocked Below 1 V J75-27 (LSWP) - Body ground SB - Body ground Front passenger side door unlock detection switch input Engine switch off, all doors closed and front passenger side door locked 11 to 14 V RA-7 (GSW) - Body ground B - Body ground Center airbag sensor signal Engine switch on (IG) with center airbag sensor assembly connector disconnected 2.8 to 4.3 V If the result is not as specified, the main body ECU RH (cowl side junction block RH) may have a malfunction.
- CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY
- Disconnect the M17 power window regulator master switch assembly connector.
- Measure the voltage and resistance according to the value(s) in the table below.
HINT:
Measure the values on the wire harness side with the connector disconnected.
Tester Connection Wiring Color Terminal Description Condition Specified Condition M17-20 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω M17-8 (B) - M17-20 (GND) L - W-B Battery power supply Always 11 to 14 V M17-10 (B) - M17-20 (GND) L - W-B Battery power supply Always 11 to 14 V M17-9 (IGB) - M17-20 (GND) B - W-B Engine switch power supply Engine switch off Below 1 V M17-9 (IGB) - M17-20 (GND) B - W-B Engine switch power supply Engine switch on (IG) 11 to 14 V If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the M17 power window regulator master switch assembly connector.
- Measure the voltage according to the value(s) in the table below.
Tester Connection Wiring Color Terminal Description Condition Specified Condition M17-5 (KL) - M17-20 (GND) L - W-B Driver side door key-linked lock input Driver side door key cylinder free 11 to 14 V M17-5 (KL) - M17-20 (GND) L - W-B Driver side door key-linked lock input Driver side door key cylinder locked Below 1 V M17-4 (KUL) - M17-20 (GND) W - W-B Driver side door key-linked unlock input Driver side door key cylinder free 11 to 14 V M17-4 (KUL) - M17-20 (GND) W - W-B Driver side door key-linked unlock input Driver side door key cylinder unlocked Below 1 V M17-13 (LSW) - M17-20 (GND) SB - W-B Driver side door unlock detection switch input Driver side door unlocked Below 1 V M17-13 (LSW) - M17-20 (GND) SB - W-B Driver side door unlock detection switch input Driver side door locked 11 to 14 V If the result is not as specified, the power window regulator master switch assembly may have a malfunction.