Lexus IS250 IS220d GSE20 ALE20 - CAN COMMUNICATION

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK CAN BUS LINE FOR OPEN (YAW RATE SENSOR BRANCH LINE)

CHECK WIRE HARNESS (IG, GND)

CAN COMMUNICATION SYSTEM (for LHD) - Yaw Rate Sensor Communication Stop Mode

DESCRIPTION

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

WIRING DIAGRAM

Can Communication System (For Lhd) - Yaw Rate Sensor Communication Stop Mode. CAN COMMUNICATION. Lexus IS250 IS220d GSE20 ALE20

INSPECTION PROCEDURE

1.CHECK CAN BUS LINE FOR OPEN (YAW RATE SENSOR BRANCH LINE)

Turn the engine switch off.

Disconnect the yaw rate sensor connector (J41).

Can Communication System (For Lhd) - Yaw Rate 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
    J41-3 (CANH) - J41-2 (CANL)Engine switch off54 to 69 Ω
NG
REPAIR OR REPLACE YAW RATE SENSOR BRANCH LINE OR CONNECTOR (CANH, CANL)
OK
2.CHECK WIRE HARNESS (IG, GND)
Can Communication System (For Lhd) - Yaw Rate 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
    J41-1 (GND) - Body groundAlwaysBelow 1 Ω

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

  • Standard voltage:
  • Tester ConnectionConditionSpecified Value
    J41-5 (IG) - Body groundEngine switch on (IG)10 to 14 V
OK
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE YAW RATE AND ACCELERATION SENSOR