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WT-20 < COMPONENT DIAGNOSIS > C1735 IGNITION SIGNAL C1735 IGNITION SIGNAL Description INFOID:0000000005255810 The BCM monitors the IGN ON signal on the CAN line and compares it to it’s direct IGN ON signal. When these two signals do not match, the BCM sets C1735. DTC Logic INFOID:0000000005255811 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. CHECK SELF-DIAGNOSTIC RESULTS 1. On SELECT DIAG MODE, select the SELF-DIAG RESULT screen. 2. Check display contents on SELF DIAG RESULT screen. YES >> Refer to . NO >> Inspection End. Diagnosis Procedure INFOID:0000000005255812 MALFUNCTION CODE NO. 54 (DTC C1735) 1. CAN IGNITION SIGNAL Check BCM IGN RLY signal with CONSULT-III. Refer to . Are the inspection results normal with the ignition switch ON? YES >> GO TO 2. NO >> Check CAN system. Refer to LAN-14, "Trouble Diagnosis Flow Chart" 2. BCM POWER SUPPLY Check BCM power supply (ignition ON). Refer to Is the power supply with the ignition switch ON normal? YES >> GO TO 3. NO >> Repair power supply as necessary. 3. DRIVE VEHICLE Clear DTC and then test drive the vehicle and check the low tire pressure warning lamp. YES >> Inspection End. NO >> Replace BCM. Refer to BCS-59, "Removal and Installation" Special Repair Requirement INFOID:0000000005484851 Perform preliminary check. Refer to DTC CONSULT - III DTC detecting condition C1735 IGNITION SIGNAL LINE - BCM/TPMS BCM has detected a mismatch between IGN ON signals. 2010 Pathfinder |