P017A: Cylinder Head Temperature Sensor A Circuit
Severity
Medium
System
Fuel and Air Metering
What Does P017A Mean?
P017A is a diagnostic trouble code indicating: Cylinder Head Temperature Sensor A Circuit. This code relates to the fuel and air metering system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Symptoms of P017A
- β οΈ Check Engine Light (MIL) illuminated
- β οΈ Erratic Cylinder Head Temperature Sensor A readings
- β οΈ Related system operating intermittently
- β οΈ Poor fuel economy
Common Causes
- π Wiring issue in Cylinder Head Temperature Sensor A circuit (damaged, chafed, or corroded)
- π Faulty Cylinder Head Temperature Sensor A connector or terminal
- π Failed Cylinder Head Temperature Sensor A
- π ECM/PCM connection issue
Frequently Asked Questions
What does P017A mean?
P017A indicates: Cylinder Head Temperature Sensor A Circuit. The vehicle's computer has detected that the Cylinder Head Temperature Sensor A is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code P017A?
You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P017A for extended periods may cause additional problems.
How much does it cost to fix P017A?
Repair costs for P017A typically range from $80 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80β$150 at most shops) will identify the exact cause before committing to expensive parts.
What To Do Next
Possible Fixes
- π§ Inspect and repair Cylinder Head Temperature Sensor A wiring and connectors
- π§ Replace faulty Cylinder Head Temperature Sensor A
-
1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
-
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
-
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50β$150) pinpoints the root cause.
Related Codes
P0100
Mass or Volume Air Flow Sensor A Circuit
P0101
Mass or Volume Air Flow Sensor A Circuit Range/Performance
P0102
Mass or Volume Air Flow Sensor A Circuit Low
P0103
Mass Air Flow Circuit High Input
P0104
Mass or Volume Air Flow Sensor A Circuit Intermittent
P0105
Manifold Absolute Pressure/Barometric Pressure Sensor Circuit
P0106
Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance
P0107
Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Low
P0108
Manifold Absolute Pressure/Barometric Pressure Sensor Circuit High
P0109
Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Intermittent