Terminals Of Ecu [04/2013 - 09/2020]
- CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER DOOR)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Disconnect the N24 outer mirror control ECU assembly (driver door) 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 N24-14 (BDR) - Body ground G - Body ground +B power supply Always 11 to 14 V N24-6 (CPUB) - Body ground L - Body ground +B power supply Always 11 to 14 V N24-5 (SIG) - Body ground B - Body ground Ignition power supply Engine switch off → on (IG) Below 1 V → 11 to 14 V N24-7 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the N24 outer mirror control ECU assembly (driver door) connector.
- Measure the voltage according to the value(s) in the table below.
Tester Connection Wiring Color Terminal Description Condition Specified Condition z11-1 (MV) - z11-10 (M+) W - B Vertical mirror motor drive voltage Driver door mirror surface moving upward → stopped 11 to 14 V → Below 1 V z11-10 (M+) - z11-1 (MV) B - W Vertical mirror motor drive voltage Driver door mirror surface moving downward → stopped 11 to 14 V → Below 1 V z11-10 (M+) - z11-9 (MH) B - R Horizontal mirror motor drive voltage Driver door mirror surface moving right → stopped 11 to 14 V → Below 1 V z11-9 (MH) - z11-10 (M+) R - B Horizontal mirror motor drive voltage Driver door mirror surface moving left → stopped 11 to 14 V → Below 1 V z11-4 (+) - z11-12 (-) BR-W - B-R Mirror heater relay drive voltage Mirror heater switch (rear window defogger switch) on 11 to 14 V z11-5 (VC) - N24-7 (GND) SB - W-B Mirror position sensor power supply Engine switch on (IG) 4.75 to 5.25 V z11-6 (VSRL) - N24-7 (GND) V - W-B Mirror position sensor signal Engine switch on (IG) 0 to 5 V z11-13 (HSRL) - N24-7 (GND) LG - W-B Mirror position sensor signal Engine switch on (IG) 0 to 5 V z11-7 (EC+) - z11-15 (EC-) BR - B-L Automatic glare-resistant EC mirror drive signal Automatic glare-resistant EC mirror on 1.05 to 1.35 V Automatic glare-resistant EC mirror off Below 1 V N24-4 (M3) - N24-7 (GND) R - W-B M3 switch signal for seat memory switch M3 switch on Below 1 V M3 switch off 11 to 14 V N24-3 (M2) - N24-7 (GND) LG - W-B M2 switch signal for seat memory switch M2 switch on Below 1 V M2 switch off 11 to 14 V N24-2 (M1) - N24-7 (GND) BE - W-B M1 switch signal for seat memory switch M1 switch on Below 1 V M1 switch off 11 to 14 V N24-1 (MM) - N24-7 (GND) L - W-B SET switch signal for seat memory switch SET switch on Below 1 V SET switch off 11 to 14 V If the result is not as specified, the outer mirror control ECU assembly (driver door) may be malfunctioning.
- CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (FRONT PASSENGER DOOR)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Disconnect the N9 outer mirror control ECU assembly (front passenger door) 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 N9-14 (BDR) - Body ground B - Body ground +B power supply Always 11 to 14 V N9-6 (CPUB) - Body ground LG - Body ground +B power supply Always 11 to 14 V N9-5 (SIG) - Body ground R - Body ground Ignition power supply Engine switch off → on (IG) Below 1 V → 11 to 14 V N9-7 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the N9 outer mirror control ECU assembly (front passenger door) connector.
- Measure the voltage according to the value(s) in the table below.
Tester Connection Wiring Color Terminal Description Condition Specified Condition z12-1 (MV) - z12-10 (M+) W - B Vertical mirror motor drive voltage Front passenger door mirror surface moving upward → stopped 11 to 14 V → Below 1 V z12-10 (M+) - z12-1 (MV) B - W Vertical mirror motor drive voltage Front passenger door mirror surface moving downward → stopped 11 to 14 V → Below 1 V z12-10 (M+) - z12-9 (MH) B - R Horizontal mirror motor drive voltage Front passenger door mirror surface moving right → stopped 11 to 14 V → Below 1 V z12-9 (MH) - z12-10 (M+) R - B Horizontal mirror motor drive voltage Front passenger door mirror surface moving left → stopped 11 to 14 V → Below 1 V z12-4 (+) - z12-12 (-) BR-W - B-R Mirror heater relay drive voltage Mirror heater switch (rear window defogger switch) on 11 to 14 V z12-5 (VC) - N9-7 (GND) SB - W-B Mirror position sensor power supply Engine switch on (IG) 4.75 to 5.25 V z12-6 (VSRR) - N9-7 (GND) V - W-B Mirror position sensor signal Engine switch on (IG) 0 to 5 V z12-13 (HSRR) - N9-7 (GND) LG - W-B Mirror position sensor signal Engine switch on (IG) 0 to 5 V z12-7 (EC+) - z12-15 (EC-) BR - B-L Automatic glare-resistant EC mirror drive signal Automatic glare-resistant EC mirror on 1.05 to 1.35 V Automatic glare-resistant EC mirror off Below 1 V If the result is not as specified, the outer mirror control ECU assembly (front passenger door) may be malfunctioning.