Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Saturn Ion 1 AutomaticFACTORY OEM SERVICE PROCEDURE
Cruise Control DTCS
CRUISE CONTROL DTCS DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | DEFINITION |
|---|---|
| DTC P0564 | Invalid Voltage Signal On Cruise Control Switch Circuit |
| DTC P0565 | Cruise Control Switch Circuit |
| DTC P0572 (2.2L) | Cruise Control Brake Switch Circuit Low Voltage |
| DTC P0573 (2.2L) | Cruise Control Brake Switch Circuit High Voltage |
| DTC P0719 (2.0L) | Brake Switch Circuit Low Voltage |
| DTC P0724 (2.0L) | Brake Switch Circuit High Voltage |
| DTC P1574 (2.2L) or DTC P1574 (2.0L) | Stop Lamp Switch Circuit |
| DTC P1580 | Cruise Control Move Circuit Low Voltage |
| DTC P1581 | Cruise Control Move Circuit High Voltage |
| DTC P1582 | Cruise Control Direction Output Circuit Low Voltage |
| DTC P1583 | Cruise Control Direction Output Circuit High Voltage |
| DTC P1584 | Cruise Control Disabled |
| DTC P1587 | Cruise Control Clutch Output Circuit Low Voltage |
| DTC P1588 | Cruise Control Clutch Output Circuit High Voltage |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.