A3 Check For B+ at ABS Brake Module

- Turn ignition switch OFF.

- Disconnect anti-lock brake module connector.

- Turn ignition switch to RUN.

- Using a voltmeter, measure voltage at module connector pin C2-21, circuit 74 (BL).

- Is voltage equal to B+?

YES -- Go to A5. A5 Check Circuit 91 (BK/BL) For Open

NO -- Go to A4. A4 Check Circuit 74 (BL) For Open