Lexus NX: Yaw Rate Sensor (C1A46)

DESCRIPTION

The blind spot monitor sensor receives yaw rate signals from the yaw rate sensor via CAN communication.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Note

C1A46

Yaw Rate Sensor

A fail flag is transmitted from the yaw rate sensor

  • Electronically Controlled Brake System
  • Blind spot monitor sensor LH
  • Blind spot monitor sensor RH

-

CAUTION / NOTICE / HINT

NOTICE:

When checking for DTCs, make sure that the blind spot monitor main switch (combination switch assembly) is on.

PROCEDURE

1.

CHECK DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM)

(a) Check for electronically controlled brake system DTCs.

Click here

OK:

Electronically controlled brake system DTCs are not output.

NG

GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM

OK

2.

RECHECK DTC

(a) Clear the DTCs.

Click here

Body Electrical > Blind Spot Monitor Master > Clear DTCs Body Electrical > Blind Spot Monitor Slave > Clear DTCs

(b) Recheck for DTCs and check if the same DTC is output again.

Body Electrical > Blind Spot Monitor Master > Trouble Codes Body Electrical > Blind Spot Monitor Slave > Trouble Codes

Result

Proceed to

No DTCs are output.

A

DTC C1A46 is output from the blind spot monitor sensor LH (master)

B

DTC C1A46 is output from the blind spot monitor sensor RH (slave)

C

A

USE SIMULATION METHOD TO CHECK

B

REPLACE BLIND SPOT MONITOR SENSOR LH

C

REPLACE BLIND SPOT MONITOR SENSOR RH

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DESCRIPTION The blind spot monitor sensor receives steering angle signals from the steering sensor via CAN communication. DTC No. Detection Item DTC Detection Condition Trouble Area Note

 Short to +B in Outer Mirror Indicator(Master) (C1AB0)

DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects a +B short in the outer rear view mirror indicator LH. DTC No. Detection Item DTC Detection Condition Trouble Area

 Short to +B in Outer Mirror Indicator(Slave) (C1AB1)

DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects a +B short in the outer rear view mirror indicator RH. DTC No. Detection Item DTC Detection Condition Trouble Area

SEE MORE:

 Fail-safe Chart

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 Removal

REMOVAL PROCEDURE 1. REMOVE CONSOLE ARMREST ASSEMBLY Click here 2. REMOVE UPPER NO. 2 CONSOLE PANEL GARNISH Click here 3. REMOVE INSTRUMENT SIDE PANEL LH Click here 4. REMOVE NO. 1 INSTRUMENT PANEL SAFETY PAD SUB-ASSEMBLY Click here 5. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-AS

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