A1 DTC 22 Check Right Front ABS Valve

- Remove cover from hydraulic control unit.

- Disconnect 6-pin connector between hydraulic control unit and anti-lock brake control module by pulling up on plastic hardshell.

Connector:

- Measure resistance of right front ABS valve at pins 3 and 4 of valve connector hardshell.

- Is resistance between 1.0 and 1.5 ohms?

YES -- Go to Pinpoint Test D. D Hydraulic Pump Motor and Relay

NO -- Replace hydraulic control unit.