Conditions for Clearing the DTC
WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
- The PCM will command the message OFF after one trip in which the diagnostic test has been run and passed.
- The history DTC will clear after 40 consecutive warm-up cycles have occurred without a malfunction.
- The DTC can be cleared by using the scan tool Clear DTC Information function.
DTC P0560
| Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
| Schematic Reference: Engine Controls Schematics
in Engine Controls - 3.8L (L26 and L32) Connector End View Reference: Powertrain Control Module (PCM) Connector End Views in Engine Controls - 3.8L (L26 and L32) |
||||
| 1 | Did you perform the Diagnostic System Check for Engine Electrical? | - | Go to Step 2 | Go to Diagnostic System Check - Engine Electrical |
| 2 |
|
11.0 V | Go to Step 6 | Go to Step 3 |
| 3 | Compare the battery voltage at the battery terminals with the Ignition 1 Signal parameter. Is the battery voltage and the Ignition 1 Signal parameter readings different by more than the specified value? |
0.7 V | Go to Step 4 | Go to Charging System Test |
| 4 | Test the battery positive voltage circuit of the PCM for a high resistance. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 5 |
| 5 | Inspect for poor connections at the harness connector of the PCM. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 7 | Go to Step 6 |
| 6 |
IMPORTANT:
The replacement PCM must be programmed Replace the PCM. Refer to Powertrain Control Module (PCM) Replacement
in Engine Controls - 3.8L (L26 and L32)Did you complete the replacement? |
- | Go to Step 7 | - |
| 7 |
|
- | Go to Step 2 | System OK |