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Home >> Mercury >> 1996 >> Cougar/XR7 V8-281 4.6L SOHC >> Repair and Diagnosis >> Brakes and Traction Control >> Antilock Brakes / Traction Control Systems >> Testing and Inspection >> Diagnostic Trouble Code Tests and Associated Procedures >> Manufacturer Code Charts >> 19 - Isolation Valve No. 2 and Circuit >> 19-2: Check Isolation Valve No. 2

19-2: Check Isolation Valve No. 2







- Disconnect brake pressure control valve block 16-pin connector.

- Measure resistance between pins 6 and 1.

- Is resistance between 5 and 8 ohms?

YES -- Service circuit 677 (LB). Restore vehicle. Retest system.

NO -- Replace brake pressure control valve block. Restore vehicle. Retest system.
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