For California

DTC P0500 VSS





Description

NOTE:
- If DTC P0500 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX.
- If DTC P0500 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. For California.
The vehicle speed signal is sent from "ABS actuator and electric unit (control unit)" or combination meter through CAN communication line.




On Board Diagnosis Logic






FAIL-SAFE MODE
When the malfunction is detected, ECM enters fail-safe mode.









DTC Confirmation Procedure

CAUTION:
Always drive vehicle at a safe speed.

NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
TESTING CONDITION:
Steps 1 and 2 may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a road test is expected to be easier, it is unnecessary to lift the vehicle.

WITH CONSULT-III
1. Start engine.
2. Read "VHCL SPEED SE" in "DATA MONITOR" mode with CONSULT-III. The vehicle speed on CONSULT-III should exceed 10 km/h (6 MPH) when rotating wheels with suitable gear position.
If NG, go to For California.
If OK, go to following step.
3. Select "DATA MONITOR" mode with CONSULT-III.
4. Warm engine up to normal operating temperature.
5. Maintain the following conditions for at least 60 consecutive seconds.





6. Check 1st trip DTC.
7. If 1st trip DTC is detected, go to For California.




Overall Function Check
Use this procedure to check the overall function of the vehicle speed signal circuit. During this check, a 1st trip
DTC might not be confirmed.

WITH GST
1. Lift up drive wheels.
2. Start engine.
3. Read vehicle speed signal in Service $01 with GST.
The vehicle speed signal on GST should be able to exceed 10 km/h (6 MPH) when rotating wheels with suitable gear position.
4. If NG, go to For California.




Diagnosis Procedure
1.CHECK DTC WITH "ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)"
How To Perform Trouble Diagnosis For Quick And Accurate Repair.
OK or NG
OK - GO TO 2.
NG - Repair or replace.
2.CHECK COMBINATION METER
Combination Meters System Description.
- INSPECTION END