Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
P017C00Cylinder head temperature sensor short circuit to ground
Manufacturer communications
8Original wording in English
BENTLEY
Engine coolant overheat warning in the DIP - One or a combination of DTC's may be evident P017B00 - P017C00 - P017E00. Customer statement: Engine coolant overheat warning within the DIP
AUDI
This bulletin provides information when the red coolant warning lamp is on, DTCs P218100, P017B00, P017C00, and/or P017E00 are stored in the ECM.
BENTLEY
Engine coolant overheat warning in the DIP - One or a combination of DTC's may be evident P017B00 - P017C00 - P017E00. Customer statement: Engine coolant overheat warning within the DIP
BENTLEY
Coolant warning lamp within the DIP - One or a combination of DTC's is evident P218100 - P017B00 - P017C00 - P017E00. Customer statement: Customer reports a red engine coolant overheat warning within the DIP Workshop findings. One or a combination of the following DTCs are evident within the engine control unit: - P218100 - Malf…
Check vehicle applicability
43A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.