POWER MIRROR CONTROL SYSTEM(w/ Memory) TERMINALS OF ECU


  1. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (LH SIDE)

    B001M47E02

    1. Disconnect the K7 connector.

    2. Measure the voltage according to the value(s) in the table below.

      Tech Tips

      Measure the values on the wire harness side with the connector disconnected.

      Standard Voltage
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K7-14 (BDR) - Body ground L - Body ground +B power supply Power Switch off 11 to 14 V
      K7-6 (CPUB) - Body ground LG - Body ground +B power supply Power Switch off 11 to 14 V
      K7-5 (SIG) - Body ground Y - Body ground Ignition power supply Power switch off → on (IG) 0 V → 11 to 14 V

      If the result is not as specified, there may be a malfunction on the wire harness side.

    3. Measure the resistance according to the value(s) in the table below.

      Tech Tips

      Measure the values on the wire harness side with the connector disconnected.

      Standard Resistance
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      K7-7 (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.

    4. Reconnect the K7 connector.

    5. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      z6-1 (LMVR) - z6-9 (LMHR) W - R Vertical mirror motor drive voltage LH mirror surface moving upward → stopped 11 to 14 V → 0 V
      z6-10 (LM+R) - z6-1 (LMVR) B - W Vertical mirror motor drive voltage LH mirror surface moving downward → stopped 11 to 14 V → 0 V
      z6-10 (LM+R) - z6-9 (LMHR) B - R Horizontal mirror motor drive voltage LH mirror surface moving right → stopped 11 to 14 V → 0 V
      z6-9 (LMHR) - z6-1 (LMVR) R - W Horizontal mirror motor drive voltage LH mirror surface moving left → stopped 11 to 14 V → 0 V
      z6-4 (HTR+) - z6-12 (HTR-) BR-W - BR Mirror heater relay drive voltage Rear defogger switch on 11 to 14 V
      z6-5 (LVC) - z6-14 (LE1) SB - GR Mirror position sensor power supply Power switch on (IG) 4.55 to 5.45 V
      z6-6 (VSSR) - z6-14 (LE1) V - GR Mirror position sensor signal Power switch on (IG) 0.96 to 4.04 V
      z6-13 (HSSR) - z6-14 (LE1) LG - GR Mirror position sensor signal Power switch on (IG) 0.96 to 4.04 V

  2. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY (RH SIDE)

    B001LRYE02

    1. Disconnect the J8 connector.

    2. Measure the voltage according to the value(s) in the table below.

      Tech Tips

      Measure the values on the wire harness side with the connector disconnected.

      Standard Voltage
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J8-6 (CPUB) - Body ground LG - Body ground +B power supply Power switch off 11 to 14 V
      J8-14 (BDR) - Body ground L - Body ground +B power supply Power switch off 11 to 14 V
      J8-5 (SIG) - Body ground Y - Body ground Ignition power supply Power switch off → on (IG) 0 V → 11 to 14 V

      If the result is not as specified, there may be a malfunction on the wire harness side.

    3. Measure the resistance according to the value(s) in the table below.

      Tech Tips

      Measure the values on the wire harness side with the connector disconnected.

      Standard Resistance
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      J8-7 (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.

    4. Reconnect the J8 connector.

    5. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Wiring Color Terminal Description Condition Specified Condition
      z7-1 (RMVR) - z7-9 (RMHR) W - R Vertical mirror motor drive voltage RH mirror surface moving upward → stopped 11 to 14 V → 0 V
      z7-10 (RM+R) - z7-1 (RMVR) B - W Vertical mirror motor drive voltage RH mirror surface moving downward → stopped 11 to 14 V → 0 V
      z7-10 (RM+R) - z7-9 (RMHR) B - R Horizontal mirror motor drive voltage RH mirror surface moving right → stopped 11 to 14 V → 0 V
      z7-9 (RMHR) - z7-1 (RMVR) R - W Horizontal mirror motor drive voltage RH mirror surface moving left → stopped 11 to 14 V → 0 V
      z7-4 (HTR+) - z7-12 (HTR-) BR-W - BR Mirror heater relay drive voltage Rear defogger switch on 11 to 14 V
      z7-5 (RVC) - z7-14 (RE1) SB - GR Mirror position sensor power supply Power switch on (IG) 4.55 to 5.45 V
      z7-6 (VSSR) - z7-14 (RE1) V - GR Mirror position sensor signal Power switch on (IG) 0.96 to 4.04 V
      z7-13 (HSSR) - z7-14 (RE1) LG - GR Mirror position sensor signal Power switch on (IG) 0.96 to 4.04 V