B1318-7: Check Pump Motor Supply For Open Circuit

- Using an ohmmeter, check resistance between fuse 13 (40A) and pin 2 of breakout box.

- Is resistance less than 5 ohms?

YES -- Go to B1318-8. B1318-8: Check ABS Pump Motor Ground Strap Circuit For Open

NO -- Service circuit 532 (O/Y) for open. Restore vehicle. Retest system.