Conditions for Clearing the DTC
WARNING: This page is about a different car, the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- The TCM turns OFF the MIL after the third consecutive trip in which the diagnostic test runs and passes.
- A scan tool can clear the DTC.
- The TCM clears the DTC from TCM history if the vehicle completes 40 warm-up cycles without an emission-related diagnostic fault occuring.
- The TCM cancels the DTC default actions when the ignition is OFF long enough in order to power down the TCM.
DTC P2534
| Step | Action | Values | Yes | No |
|---|---|---|---|---|
| 1 | Did you perform the Diagnostic System Check - Vehicle? | - | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 |
IMPORTANT:
Before clearing the DTC, use the scan tool in order to record the Freeze Frame and Failure Records. Using the Clear Info function erases the Freeze Frame and Failure Records from the TCM.
|
- | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections |
| 3 |
|
- | Go to Step 4 | Go to Step 5 |
| 4 | Test the ignition 1 voltage circuit of the TCM for a short to ground between the underhood fuse block and the TCM. Refer to Testing for Short to Ground
and Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 7 | - |
| 5 | Test the ignition 1 voltage circuit of the TCM for an open between the underhood fuse block and the TCM. Refer to Testing for Continuity
and Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 6 |
| 6 | Replace the TCM. Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
- | Go to Step 7 | - |
| 7 | Perform the following procedure in order to verify the repair:
Has the test run and passed? |
- | Go to Step 8 | Go to Step 2 |
| 8 | With the scan tool, observe the stored information, capture info and DTC info. Does the scan tool display any DTCs that you have not diagnosed? |
- | Go to Diagnostic Trouble Code (DTC) List - Vehicle | System OK |