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DTC CODE DTC DETECTION CONDITION TROUBLE AREA more within 0.5 seconds C14A3 60 seconds or more 1. Trailer brake TYPE selection button input signal changes 5 times or more within 0.5 seconds 2. Trailer brake control ECU (Brake control with bracket relay) C14A5 When trailer brake control ECU (brake control with bracket relay) is not performing control, output signal continues for 2 seconds or more Trailer brake control ECU (Brake control with bracket relay) C14A7 internal RAM malfunction 1. Trailer brake control ECU (Brake control with bracket relay) internal ROM malfunction 2. Trailer brake control ECU (Brake control with bracket relay) internal EEPROM malfunction 3. Trailer brake control ECU (Brake control with bracket relay) watchdog (device which monitors whether system is operating normally) malfunction 4. Trailer brake control ECU (Brake control with bracket relay) INSPECTION PROCEDURE PROCEDURE 1. REPLACE BRAKE CONTROL WITH BRACKET RELAY (a) Replace the trailer brake control ECU (brake control with bracket relay)
. NEXT END BRAKE CONTROL: TRAILER BRAKE CONTROL SYSTEM: C14A... |