Lexus IS250 IS220d GSE20 ALE20 - CAN COMMUNICATION

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK CAN BUS LINE FOR OPEN (STEERING ANGLE SENSOR BRANCH LINE)

CHECK WIRE HARNESS (IG, ESS)

2AD-FHV CAN COMMUNICATION SYSTEM (for LHD) - Steering Angle Sensor Communication Stop Mode

DESCRIPTION

Detection ItemSymptomTrouble Area
Steering Angle Sensor Communication Stop Mode
"Steering Angle Sensor" is not displayed on the "Communication Bus Check" screen of the intelligent tester
Applies to "Steering Angle Sensor Communication Stop Mode" in the "DTC COMBINATION TABLE"
Power source circuit of the steering angle sensor
Steering angle sensor branch line or connector
Steering angle sensor
  • HINT:
  • "Steering Angle Sensor" refers to the circuit that includes the steering angle sensor.

WIRING DIAGRAM

2Ad-Fhv Can Communication System (For Lhd) - Steering Angle Sensor Communication Stop Mode. CAN COMMUNICATION. Lexus IS250 IS220d GSE20 ALE20

INSPECTION PROCEDURE

1.CHECK CAN BUS LINE FOR OPEN (STEERING ANGLE SENSOR BRANCH LINE)
2Ad-Fhv Can Communication System (For Lhd) - Steering Angle Sensor Communication Stop Mode. CAN COMMUNICATION. Lexus IS250 IS220d GSE20 ALE20

Turn the engine switch off.

Disconnect the steering angle sensor connector (J23).

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

  • Standard resistance:
  • Tester ConnectionConditionSpecified Value
    J23-10 (CANH) - J23-9 (CANL)Engine switch off54 to 69 Ω
NG
REPAIR OR REPLACE STEERING ANGLE SENSOR BRANCH LINE OR CONNECTOR (CANH, CANL)
OK
2.CHECK WIRE HARNESS (IG, ESS)
2Ad-Fhv Can Communication System (For Lhd) - Steering Angle Sensor Communication Stop Mode. CAN COMMUNICATION. Lexus IS250 IS220d GSE20 ALE20

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

  • Standard resistance:
  • Tester ConnectionConditionSpecified Value
    J23-2 (ESS) - Body ground AlwaysBelow 1 Ω

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

  • Standard voltage:
  • Tester ConnectionConditionSpecified Value
    J23-1 (IG) - Body groundEngine switch on (IG)10 to 14 V
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE STEERING ANGLE SENSOR