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Home >> Mercury >> 1995 >> Cougar/XR7 V6-232 3.8L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Pinpoint Tests >> FE - Electrical Load Inputs >> FE32 - Check HDL Circuit Continuity
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FE32 - Check HDL Circuit Continuity



- Key "OFF".

- Disconnect headlamp relay.

- Breakout box installed, Powertrain Control Module (PCM) disconnected.

- Measure resistance between test pin 42 at breakout box and Headlamps (HDL) circuit at Power Distribution box.

- Is resistance less than 5.0 ohms?

Yes -- Go to FE33. FE33 - Check HDL Circuit For Short to Ground

No -- Service open circuit. Remove breakout box. Reconnect all components. Verify elimination of idle speed concern.
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