DTC 52

Vehicle Speed Signal

MALFUNCTION CODE NO. 52 (DTC C1729)

1. SELF-DIAGNOSTIC RESULT CHECK
Using CONSULT-II, 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-42, "TROUBLE DIAGNOSIS". Trouble Diagnosis
NO >> GO TO 2.

2. CHECK BCM
Perform BCM diagnosis. Refer to BCS-18, "CONSULT-II Function (BCM)". CONSULT-II Function (BCM)
Inspection results OK?
OK >> Perform Vehicle Speed Sensor Inspection. Refer to AT-131, "Diagnostic Procedure". P1721
NG >> Replace BCM.