INSPECTION PROCEDURE 1: When the Brake Pedal is Depressed, Auto-cruise Control is not Cancelled.
COMMENTS ON TROUBLE SYMPTOM
The stop lamp switch circuit is suspected.
PROBABLE CAUSE
Malfunction of the connector.
Malfunction of the harness.
Malfunction of the stop lamp switch.
Malfunction of the engine-ECU.
DIAGNOSIS
Refer to
, Diagnosis Trouble Code Procedures - Code No. P0504, P0573: Brake switch system.