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For 1990-2009 cars only

Navigation System Display Always On 98

Step

Action

Value(s)

Yes

No

1

Was the entire Navigation System Check performed?

--

Go to step 2

Go to Navigation System Check

2

Remove the Navigation Relay from the Rear Compartment Relay Center.

Does the Navigation Display turn off?

--

Go to step 3

Go to step 4

3

Replace the Navigation Relay.

Is the replacement complete?

--

Go to Navigation System Check

--

4

Connect a test lamp between cavity A9 of the Navigation Relay harness connector and ground.

Did the test lamp light?

--

Go to step 5

Go to step 6

5

Repair the short to B+ in circuit 75 between cavity A9 of the Navigation Relay connector and the Sunroof Control Module. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Navigation System Check

--

6

Connect a test lamp between cavity A7 of the Navigation Relay harness connector and ground.

Did the test lamp light?

--

Go to step 7

Go to step 8

7

Repair the short to B+ in circuit 334 between cavity 4 of the Navigation Data Processor connector C1 and cavity 23 of the Navigation Display Module connector C1. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Navigation System Check

--

8

Replace the Navigation Display Module. Refer to Navigation Display Module Replacement in Instrument Panel, Gauges and Console.

Is the replacement complete?

--

Go to Navigation System Check

--