P0018
Crankshaft Position Camshaft Position Correlation Bank 2 Sensor A
Generic code
Ignition System
High severity
Hard repair
Free on OBD DashX
Want real-world data on P0018?
See which problems come with P0018, how often it shows up in other vehicles, and how to fix it — step by step.
- Real-world fix data
- How often it happens
- Step-by-step repairs
What P0018 means
- The fault code P0018 indicates that there is a timing correlation issue between the crankshaft and camshaft sensors in bank 2, sensor A. This may cause the engine to run poorly or not start at all.
Possible symptoms
- Check Engine Light (CEL) illuminated
- Engine misfires
- Rough running engine
- Decreased engine performance or power
- Poor fuel efficiency
Possible causes
- Incorrect camshaft timing
- Faulty camshaft position sensor
- Faulty crankshaft position sensor
- Timing chain or belt issues
- Engine oil contamination or low oil level
- Faulty engine control module (ECM)
Related parts
- Crankshaft Position Sensor: The crankshaft position sensor monitors the position of the crankshaft to regulate fuel injection. Problems lead to engine misfire and engine stalling
- Camshaft Position Sensor: The camshaft position sensor monitors the position of the camshaft to regulate fuel injection. Problems lead to stalling or car failing to start.
Possible solutions
- Verify and correct the camshaft timing if it is off
- Test and replace the faulty camshaft position sensor, if necessary
- Test and replace the faulty crankshaft position sensor, if necessary
- Inspect and repair any timing chain or belt issues that may be causing incorrect timing correlation
- Ensure the engine oil is at the correct level and free from contamination
- Test and replace the engine control module (ECM) if it is determined to be faulty
Free on OBD DashX
P0018 on OBD DashX
Real-world causes, how often this code shows up, and the fix — step by step.
Open P0018 No sign-up needed · available in 10 languagesScan your own car
Read and clear fault codes, live data and service resets with the CaRPM app.