Conditions for Clearing the DTC
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 DTC will be current for as long as the fault is present.
- When the fault is no longer present the DTC will be a history status code.
- The history DTC will be cleared after 100 error free ignition cycles, or by using the scan tool clearing DTCs feature.
DTC B2425 or B2430
| Step | Action | Values | Yes | No |
|---|---|---|---|---|
| Schematic Reference: Driver Seat Schematics
, Passenger Seat Schematics Connector End View Reference: Power Seat Connector End Views |
||||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 | Verify the fault is present. Does the system operate normally? |
- | Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3 |
| 3 |
|
- | Go to Step 7 | Go to Step 4 |
| 4 | Using a DMM test for continuity to ground at the heater element control circuit terminals in the driver seat module harness connector. Refer to Circuit Testing
. Is continuity to ground present on either of the heater element control circuits? |
- | Go to Step 8 | Go to Step 5 |
| 5 | Using a DMM measure the resistance through the seat heater elements from the voltage supply circuit terminal to each of the control circuit terminals in the driver seat module harness connector. Refer to Circuit Testing
. Are the measurements within the specified values? |
0.5-2.0 Ω | Go to Step 10 | Go to Step 6 |
| 6 | Test the voltage supply and control circuits to the affected heater element for an open or high resistance. Refer to Circuit Testing
and to Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 13 | Go to Step 9 |
| 7 | Repair the voltage supply or control circuit to the affected heater element for a short to voltage. Refer to Circuit Testing
and to Wiring Repairs
. Is the repair complete? |
- | Go to Step 13 | - |
| 8 | Repair the voltage supply or control circuit to the affected heater element for a short to ground. Refer to Circuit Testing
and to Wiring Repairs
. Is the repair complete? |
- | Go to Step 13 | - |
| 9 | Inspect for poor connections at the heater element connectors. Refer to Testing for Intermittent Conditions and Poor Connections
and to Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 13 | Go to Step 11 |
| 10 | Inspect for poor connections at the driver seat module connectors. Refer to Testing for Intermittent Conditions and Poor Connections
and to Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 13 | Go to Step 12 |
| 11 | Replace the affected seat heater element. Is the repair complete? |
- | Go to Step 13 | - |
| 12 | Replace the driver seat module. Refer to Control Module References
for replacement, setup and programming. Is the repair complete? |
- | Go to Step 13 | - |
| 13 |
|
- | Go to Step 3 | System OK |