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Last Modified: 11-27-2007 1.6 C
Service Category: Audio/Visual/Telematics Section: Park Assist/Monitoring
Model Year: 2008 Model: LX570 Doc ID: RM000002KSS00CX
Title: PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: DESCRIPTION (2008 LX570)

DTC

C1AE4

Front Right Sensor Malfunction

DESCRIPTION

The No. 1 ultrasonic sensor RH is installed on the front bumper. The ECU detects obstacles based on signals received from the No. 1 ultrasonic sensor RH. If the No. 1 ultrasonic sensor RH has an open circuit or other malfunction, it will not function normally.

DTC Code

DTC Detection Condition

Trouble Area

C1AE4

A malfunction of the No. 1 ultrasonic sensor RH.
  • No. 1 ultrasonic sensor RH
  • Parking assist ECU

INSPECTION PROCEDURE

NOTICE:

If the DTC is output after repairs, turn the engine switch on (IG) and move the shift lever to R. Then clear the DTC.

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: DTC CHECK / CLEAR (2008 LX570) .

(b) Check for DTCs PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: DTC CHECK / CLEAR (2008 LX570) .

Result

Result

Proceed to

DTC C1AE4 is output

A

No DTC is output

B
A

2.

REPLACE NO. 1 ULTRASONIC SENSOR RH

(a) Replace the No. 1 ultrasonic sensor RH with a normally functioning sensor PARK ASSIST / MONITORING: ULTRASONIC SENSOR (for Front): REMOVAL (2008 LX570) .

NEXT

3.

CHECK FOR DTC

(a) Clear the DTCs PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: DTC CHECK / CLEAR (2008 LX570) .

(b) Check for DTCs PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: DTC CHECK / CLEAR (2008 LX570) .

Result

Result

Proceed to

DTC C1AE4 is output

A

No DTC is output

B
A