DTC U0236 [ADVANCED KEYLESS SYSTEM]


DTC U0236	Steering lock unit communication system.
DETECTION CONDITION	• Steering lock unit communication error
POSSIBLE CAUSE	• Steering lock unit malfunction • Open or short circuit in wiring harness between keyless control module and steering lock unit • Keyless control module malfunction


STEP	INSPECTION		ACTION
1	INSPECT COMMUNICATION CIRCUIT FOR CONTINUITY • Disconnect keyless control module connector and steering lock unit connector. • Is there continuity between keyless control module terminal 3P and steering lock unit terminal G?	Yes	• Replace the steering lock unit and perform the resetting procedure for the steering lock unit. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION.) (See STEERING LOCK UNIT ID CODE REGISTRATION [WITH ADVANCED KEYLESS SYSTEM]) • Go to the next step.
1		No	• Repair the wiring harness between the steering lock unit and keyless control module. • Go to next step.
2	INSPECT KEYLESS CONTROL MODULE • Turn the ignition switch to the ON position. • Is the DTC displayed? - M-MDS: U0236	Yes	Replace the keyless control module and perform the resetting procedure for the advanced keyless system when replacing the keyless control module. (See KEYLESS CONTROL MODULE REMOVAL/INSTALLATION.) (See CARD KEY ID CODE REGISTRATION [WITH ADVANCED KEYLESS SYSTEM]) (See STEERING LOCK UNIT ID CODE REGISTRATION [WITH ADVANCED KEYLESS SYSTEM]) (See KEYLESS CONTROL MODULE CONFIGULATION [WITH ADVANCED KEYLESS SYSTEM]) (See IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING [WITH ADVANCED KEYLESS SYSTEM]) (See SECURITY ACCESS PROCEDURE)
2		No	DTC troubleshooting completed.