Medium severity
P0078Fault in the Exhaust Cam Phase Control Solenoid (Bank 1)
Part
Cam Phase Control Solenoid
Part price
$63
At a workshop
$100
You save
$38
How to read code P0078
P
System
Powertrain (engine and transmission)
0
Code type
Generic code (SAE / OBD-II)
0
Subsystem
General system / auxiliary measurement
78
Fault number
Specific fault within the subsystem
Symptoms
- Engine misfire
- Reduced engine performance on idle
- Check engine light on
Possible causes
- Damaged exhaust cam phase control solenoid
- Issues with the connector contacts
- Low oil pressure
Diagnostic steps
- 1Check for oil pressure related error codes
- 2Test the solenoid using a diagnostic computer
- 3Measure the resistance of the hose
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Frequently asked questions about P0078
What does code P0078 mean?
P0078: Fault in the Exhaust Cam Phase Control Solenoid (Bank 1).
What are the symptoms of code P0078?
Engine misfire; Reduced engine performance on idle; Check engine light on.
What causes code P0078?
Damaged exhaust cam phase control solenoid; Issues with the connector contacts; Low oil pressure.
Can I drive with code P0078?
SAFE TO DRIVE – The fault does not immobilise the car, but diagnose it as soon as possible.
How much does it cost to fix code P0078?
The part (Cam Phase Control Solenoid) costs about $63, and a mechanic’s labour about $38.
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