DTC P0564: Cruise Control Multi-Function Switch Circuit: Troubleshooting
WARNING: This page is about a different car, the 2006 Suzuki Reno and 2006 Suzuki Forenza. However, it is still accessible from the selected car via links, so may be relevant.
TROUBLESHOOTING CHART
| Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
| 1 | Did you perform the Diagnostic System Check? | - | Go to Step 2 | Go to On-Board Diagnostic (OBD II) System Check |
| 2 |
Does the voltage measure at the specified value? |
B (+) | Go to Step 3 | Go to Step 7 |
| 3 |
Do the cruise control function switch resistance values measure between the specified values? |
Switch OFF = ∞Ω Switch ON = 0 Ω | Go to Step 4 | Go to Step 5 |
| 4 | Test the cruise control set/coast and resume/accelerate switch signal circuit for a high resistance, a short to voltage, or a short to ground between the cruise control switch and the Engine Control Module (ECM). Did you find and correct the condition? |
- | Go to Step 10 | Go to Step 6 |
| 5 | Inspect for poor connections at the connector of the multifunction switch. Did you find and correct the condition? |
- | Go to Step 10 | Go to Step 8 |
| 6 | Inspect for poor connections at the harness connector of the ECM. Did you find and correct the condition? |
- | Go to Step 10 | Go to Step 9 |
| 7 | Repair the high resistance in the ignition 1 voltage circuit. Did you complete the repair? |
- | Go to Step 10 | - |
| 8 | Did you complete the replacement? Did you complete the repair? |
- | Go to Step 10 | - |
| 9 | Replace the ECM. Did you complete the replacement? |
- | Go to Step 10 | - |
| 10 |
Does the DTC reset? |
- | Go to Step 2 | System OK |