Did you perform the Instrument Cluster Diagnostic System Check?

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Go to Step 2

Go to Instrument Cluster System Check

1. Disconnect the engine coolant temperature (ECT) sensor connector.
2. Connect a fused jumper from the ECT sensor connector cavity 2 to ground.
3. Turn the ignition switch to the ON position.

Does the ECT gauge indicate H?

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Go to Step 3

Go to Step 5

Inspect for a poor connection at the ECT sensor.

Is the connection OK?

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Go to Step 4

Go to Step 9

Replace the ECT sending unit.

Is the repair complete?

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Go to Instrument Cluster System Check

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1. Disconnect the fused jumper from the ECT sensor connector.
2. Disconnect the IP cluster assembly connector C1.
3. Connect the J 39200 from connector C1 terminal 6 of the instrument panel cluster assembly to the sensor connector cavity 2.
4. Measure the resistance.

Is the resistance greater than the specified value?

2.0 ohms

Go to Step 6

Go to Step 7

Repair the YEL/WHT wire between the instrument panel cluster assembly and the ECT sensor. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Instrument Cluster System Check

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Inspect the instrument cluster printed circuit for the following conditions:

Do the above conditions exist?

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Go to Step 10

Go to Step 8

Replace the ECT gauge.

Is the repair complete?

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Go to Instrument Cluster System Check

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Repair the faulty connection. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Instrument Cluster System Check

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Replace the instrument cluster assembly. Refer to Printed Instrument Cluster Circuit Replacement in Instrument Panel Gauges, and Console.

Is the repair complete?

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Go to Instrument Cluster System Check

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