Conditions for Clearing the DTC
WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
- A current DTC Last Test Failed clears when the diagnostic runs and passes.
- A history DTC clears after 40 consecutive warm-up cycles, if no failures are reported by this or any other non-emission related diagnostic.
- Clear the DTC with a scan tool.
DTC P1115
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Engine Controls Schematics Connector End View Reference: Engine Controls Connector End Views or Powertrain Control Module (PCM) Connector End Views |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 | Observe the DTC information with a scan tool. Is DTC P0118 set? |
Go to DTC P0118 | Go to Step 3 |
| 3 | Observe the engine coolant temperature (ECT) sensor temperature while moving the ECT sensor connector and the powertrain control module (PCM) connector. Does the scan tool indicate an abrupt change in value? |
Go to Step 5 | Go to Step 4 |
| 4 | Observe the ECT parameter with a scan tool while moving the wiring harness at the ECT sensor and the PCM. Does the scan tool indicate an abrupt change in value? |
Go to Step 6 | Go to Step 7 |
| 5 | Repair the connector or terminal as necessary. Refer to Circuit Testing
and Connector Repairs
in Wiring Systems. Did you complete the repair? |
Go to Step 7 | Go to Intermittent Conditions |
| 6 | Repair the harness or wiring as necessary. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you complete the repair? |
Go to Step 7 | Go to Intermittent Conditions |
| 7 |
|
Go to Step 2 | Go to Step 8 |
| 8 | Observe the Capture Info with a scan tool. Are there any DTCs that have not been diagnosed? |
Go to Diagnostic Trouble Code (DTC) List - Vehicle in Vehicle DTC Information | System OK |