1. Backprobe the multifunction alarm module with a J 39200 Digital Multimeter (DMM) from terminal A8 to B+
2. Measure the voltage.

Is the voltage greater than the specified value?

10.0 volts

Go to Step 2

Go to Step 3

1. Turn the ignition switch to the RUN position.
2. Backprobe the multifunction alarm module with a J 39200 (DMM) from terminal A5 to ground.
3. Measure the voltage.

Is the voltage greater than the specified value?

10.0 volts

Go to Step 4

Go to Step 5

Repair the open in CKT 485 (BLK) between the multifunction alarm module and the splice pack 1.

Is the repair complete?

--

System OK

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1. Backprobe the multifunction alarm module with a J 39200 (DMM) from terminal A4 to ground while cranking the engine.
2. Measure the voltage.

Is the voltage greater than the specified value?

10.0 volts

Go to Step 6

Go to Step 7

Repair the open in CKT 145, 537 and 480 (PNK) between the instrument panel fuse block and the multifunction alarm module.

Is the repair compete?

--

System OK

--

1. Turn the ignition switch to the LOCK position.
2. Disconnect the multifunction alarm module.
3. Start the engine.
4. Connect a test lamp from the multifunction alarm module connector terminal A2 to ground.

Did the test lamp light?

--

Go to Step 8

Go to Step 9

Repair the open in CKT 434 (ORN/BLK) between S 182 and the multifunction alarm module.

Is the repair complete?

--

System OK

--

Replace the multifunction alarm module. Refer to Multifunction Alarm Module Replacement in Instrument Panel, Gauges and Console.

Is the repair complete?

--

System OK

--

Backprobe the inline fuse with a test lamp to ground.

Did the test lamp light?

--

Go to Step 10

Go to Step 11

Repair the open in CKT 53, 37, or 468 (YEL) between the inline fuse and the multifunction alarm module.

Is the repair complete?

--

System OK

--

Repair the open in CKT 8 and 225 (RED) between the generator line and the inline fuse.

Is the repair complete?

--

System OK

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