Test Description
WARNING: This page is about a different car, the 2007 Hummer H2. 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: Tests the antenna select supply voltage.
DTC B2460
| Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
| Schematic Reference: Radio/Navigation System Schematics | ||||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 |
|
0.3-1.0 V | Go to Step 5 | Go to Step 3 |
| 3 | Test the antenna select supply voltage circuit for a 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 navigation radio. 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 TV antenna module assembly. Refer to Mobile Telephone Digital Antenna Replacement . Did you complete the replacement? |
- | Go to Step 7 | - |
| 6 | Replace the navigation radio. Refer to Control Module References
. Did you complete the replacement? |
- | Go to Step 7 | - |
| 7 |
|
- | Go to Step 2 | System OK |