Lexus IS250 IS220d GSE20 ALE20 - MIRROR

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INSPECT OUTER MIRROR CONTROL ECU (POWER SOURCE)

POWER MIRROR CONTROL SYSTEM (w/ Memory) - Power Source Circuit

DESCRIPTION

This is the power source circuit for the outer mirror control ECU.


WIRING DIAGRAM

Power Mirror Control System (W/ Memory) - Power Source Circuit. MIRROR. Lexus IS250 IS220d GSE20 ALE20

INSPECTION PROCEDURE

1.INSPECT OUTER MIRROR CONTROL ECU (POWER SOURCE)
Power Mirror Control System (W/ Memory) - Power Source Circuit. MIRROR. Lexus IS250 IS220d GSE20 ALE20

Disconnect the L10 (M10) connector.


( ): RH side

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

  • Outer mirror control ECU RH:
  • Voltage:
  • Tester ConnectionConditionSpecified Condition
    L10-6 (BDR) - Body groundAlways10 to 14 V
    L10-4 (CPUB) - Body groundAlways10 to 14 V
    L10-3 (SIG) - Body groundEngine switch on (IG)10 to 14 V
  • Resistance:
  • Tester ConnectionConditionSpecified Condition
    L10-1 (GND) - Body groundAlwaysBelow 1 Ω
  • Outer mirror control ECU LH:
  • Voltage:
  • Tester ConnectionConditionSpecified Condition
    M10-6 (BDR) - Body groundAlways10 to 14 V
    M10-4 (CPUB) - Body groundAlways10 to 14 V
    M10-3 (SIG) - Body groundEngine switch on (IG)10 to 14 V
  • Resistance:
  • Tester ConnectionConditionSpecified Condition
    M10-1 (GND) - Body groundAlwaysBelow 1 Ω
NG
REPAIR OR REPLACE WIRE HARNESS
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE