Operation CHARM: Car repair manuals for everyone.

Test Point 2



Test Point 2

Vehicle speed
- Engine off

PST2 display 0 km/h
- Drive vehicle at a constant speed

PST2 display
Tester display approximately equal to actual driving speed in km/h.

Troubleshooting:
- Switch off ignition
- Pull off plug II on the instrument cluster
- Switch ignition on
- Lift the vehicle
- Rotate the rear left wheel by hand
- Measure the voltage between plug II, pin 16 and ground (AC range)
- Voltmeter display > 1 V

If the wheel speed signal is present at the instrument cluster, replace the instrument cluster. If the wheel speed signal is not present at the instrument cluster.
- Switch off ignition
- Pull plug off the ABS control module
- Ohmmeter on instrument cluster plug II pin 16 and ground Ohmmeter display: Infinite Ohms.
- Ohmmeter on instrument cluster plug II pin 16 and plug on ABS control module pin 2
Ohmmeter display: < 5 Ohms.