DTC P0564: Cruise Control Multi-Function Switch Circuit: Troubleshooting
WARNING: This page is about a different car, the 2008 Suzuki Reno, 2008 Suzuki Forenza, 2007 Suzuki Reno, and 2007 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 | Replace the cruise control switch. Did you complete the replacement? |
- | 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 |