1. Turn the ignition switch to the RUN position.
2. Backprobe the DRL On relay with a test lamp from terminal 86 to B+.

Did the test lamp light?

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Go to Step 2

Go to Step 3

Replace the DRL On relay.

Is the repair complete?

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System OK

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Check for an open in CKT 740 (BRN) between the DRL On relay and splice pack 2.

Is there an open in the circuit?

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Go to Step 4

Go to Step 5

Repair the open in CKT 740 (BRN) between the DRL On relay and splice pack 2.

Is the repair complete?

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System OK

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Refer to Engine Electrical.

Is the repair complete?

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System OK

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