P05C2
Generic code
Free on OBD DashX
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See which problems come with P05C2, how often it shows up in other vehicles, and how to fix it — step by step.
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- How often it happens
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What P05C2 means
- Engine Coolant Pressure Sensor Circuit
Possible symptoms
- Check the wiring and connections of the engine coolant pressure sensor
- Replace the engine coolant pressure sensor
- Inspect and repair any leaks in the coolant system
- Flush and refill the coolant system
Possible causes
- Faulty engine coolant pressure sensor
- Low coolant level or leaks in the cooling system
- Blocked or restricted coolant flow
- Malfunctioning thermostat
Possible solutions
- Engine overheating
- Decreased fuel efficiency
- Illumination of the check engine light
- Poor engine performance/loss of power
- Hard starting or rough idling
Free on OBD DashX
P05C2 on OBD DashX
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