FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
:
Car repair manuals for everyone.
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Mercury
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1994
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Grand Marquis V8-281 4.6L SOHC
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Repair and Diagnosis
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Brakes and Traction Control
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Antilock Brakes / Traction Control Systems
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Testing and Inspection
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Pinpoint Tests
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DD DTC 61, 62, 63, 64 Fluid Indicator/Pedal Switch/Pump Motor/Relay
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DD23 Check Pump Motor Relay Coil
DD23 Check Pump Motor Relay Coil
Relay Terminals:
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Measure resistance between pins 85 and 86 on pump motor relay.
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Is resistance between 45 and 105 ohms?
YES --
Go to DD24.
DD24 Check Circuit 539
NO --
Replace pump motor relay.