C1729

Inspection 4: Vehicle Speed Signal

MALFUNCTION CODE NO. 52 (DTC C1729)
1. SELF-DIAGNOSTIC RESULT CHECK
1. With the ignition switch OFF, connect CONSULT-II and CONSULT-II CONVERTER to the data link connector, then turn the ignition switch ON.
2. Select START (NISSAN BASED VHCL).
3. Select BCM on SELECT SYSTEM screen.

NOTE: If the BCM is not indicated, refer to GI-39, CONSULT-II Data Link Connector (DLC) Circuit. CONSULT-II Checking System

4. Select BCM on SELECT TEST ITEM screen, and select SELF-DIAG RESULTS.
5. Check display contents in self-diagnostic results.
Is CAN COMM CIRCUIT displayed in the self-diagnosis display items?
YES >> Malfunction in CAN communication system. GO TO LAN-25, Information Bus. Description and Operation
NO >> GO TO 2.

2. CHECK BCM
Perform BCM diagnosis. Refer to BCS-11, CONSULT-II OPERATION. With Manufacturer's Scan Tool
Inspection results OK?
OK >> Perform Vehicle Speed Sensor Inspection. Refer to EC-441, Diagnostic Procedure. P0500
NG >> Replace BCM.