Test Description
WARNING: This page is about a different car, the 2007 Saturn Vue. 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.
- 3: This step tests the ability of the TCM to detect an open circuit.
- 5: This step tests the TFT sensor for correct resistance.
DTC P0712 (2.2L)
| Step | Action | Value(s) | 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 Failure Records. Using the Clear Info function erases the Failure Records from the TCM.
|
150°C (302°F) | Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 3 |
| 3 |
|
-35°C (-31°F) | Go to Step 5 | Go to Step 4 |
| 4 | Test the signal circuit of the TFT sensor for a short to ground between the TCM connector C2 and the AT inline 20-way connector. Refer to Testing for Short to Ground
and Wiring Repairs
. Did you find and correct the condition? |
- | Go to Step 11 | Go to Step 10 |
| 5 |
|
20°C (68°F) 3106-3923 Ω 100°C (212°F) 164-190 Ω |
Go to Step 6 | Go to Step 7 |
| 6 | Measure the resistance between the TFT sensor signal circuit of the J 44152
and a good ground. See Special Tools
. Refer to Automatic Transmission Inline 20-Way Connector End View
. Is the resistance less than the specified value? |
1,000 Ω | Go to Step 9 | Go to Testing for Intermittent Conditions and Poor Connections |
| 7 |
|
1,000 Ω | Go to Step 9 | Go to Step 8 |
| 8 | Replace the TFP manual valve position switch. Refer to Transmission Fluid Pressure Manual Valve Position Switch Replacement
. Did you complete the replacement? |
- | Go to Step 11 | - |
| 9 | Replace the automatic transmission wiring harness. Refer to Wiring Harness Replacement
. Did you complete the replacement? |
- | Go to Step 11 | - |
| 10 | Replace the TCM. Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
- | Go to Step 11 | - |
| 11 | Perform the following procedure in order to verify the repair:
Has the test run and passed? |
- | Go to Step 12 | Go to Step 2 |
| 12 | 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 |