Operation CHARM: Car repair manuals for everyone.

Four Wheel Anti-Lock Brake System (4WABS)

F2 CHECK SENSOR COIL RESISTANCE AT EHCU CONNECTOR

- Key "OFF".

- Connect the EEC IV 60-Pin Breakout Box.

- Measure the resistance between pins 10 and 22 of the breakout box.

- Is the resistance between 300 and 500 ohms?

> Yes
Go to Pinpoint Test F4. F4

> No
If the resistance is below 300 ohms, replace the right front brake anti-lock sensor. Go to Pinpoint Test F7. F7

If the resistance is greater than 500 ohms, go to Pinpoint Test F3. F3