C1729

C1729 VEHICLE SPEED SIGNAL





Description
The vehicle speed signal is not being detected by the BCM.




DTC Logic

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.
Is the "CAN COMM CIRCUIT" displayed in the self-diagnosis display?
YES - C1729.
NO - Inspection end.




Diagnosis Procedure

MALFUNCTION CODE NO. 52 (DTC C1729)
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.
Is the "CAN COMM CIRCUIT" displayed in the self-diagnosis display?
YES - Perform trouble diagnosis for CAN communication system. System Description System Diagram.
NO - Check combination meter. System Diagram System Description.




Special Repair Requirement
Perform preliminary check. Preliminary Check.