Your Vehicle: 2009 Nissan-Datsun Altima V6-3.5L (VQ35DE)
 
Vehicle » A L L Diagnostic Trouble Codes ( DTC ) » Testing and Inspection » C Code Charts » C1729  
 
 
  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 >> Refer to Diagnosis Procedure.
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. Refer to See: Powertrain Management\Computers and Control Systems\Information Bus\Application and ID\CAN System Specification Chart.
NO >> Check combination meter. Refer to See: Instrument Panel, Gauges and Warning Indicators\Testing and Inspection\Scan Tool Testing and Procedures\CONSULT-III Function.

Special Repair Requirement
Perform preliminary check. Refer to See: Instrument Panel, Gauges and Warning Indicators\Tire Monitoring System\Testing and Inspection\Initial Inspection and Diagnostic Overview\Preliminary Check.