Test Description
WARNING: This page is about a different car, the 2007 Cadillac XLR. However, it is still accessible from the selected car via links, so may be relevant.
The numbers below refer to the step numbers on the diagnostic table.
- 1: Determines if the malfunction is present.
- 3: Determines if the malfunction is due to an internal fault in the navigation radio or a GPS antenna failure.
DTC B2462
| Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
| Schematic Reference: Radio/Navigation System Schematics Connector End View Reference: Entertainment/Communication Connector End Views |
||||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 |
|
4.0-5.5 V | Go to Step 5 | Go to Step 3 |
| 3 | Test the GPS cable for an open or short to ground. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 4 |
| 4 | Inspect for poor connections at the harness connector of the GPS cable. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 6 |
| 5 | Replace the GPS antenna. Refer to Global Positioning System (GPS) Antenna Replacement . Did you complete the replacement? |
- | Go to Step 7 | - |
| 6 | Replace the navigation radio. Refer to Control Module References
for replacement, setup and programming. Did you complete the replacement? |
- | Go to Step 7 | - |
| 7 |
|
- | Go to Step 2 | System OK |