P1140
Intake Valve Timing Control Performance Bank 1
P1140 is an OBD-II diagnostic trouble code meaning: Intake Valve Timing Control Performance Bank 1. Common causes: low or contaminated engine oil level, vvt solenoid malfunction. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- Deterioration in acceleration dynamics
- Increased fuel consumption
- Unstable idling
- Possible misfires
Causes
- Low or contaminated engine oil level
- VVT solenoid malfunction
- Contamination or wear of the phase change mechanism
- Problems with the camshaft position sensor
- Open or short circuit in control circuit
How to Fix
- Check the level and condition of the engine oil
- Diagnose VVT solenoid operation
- Check the phase change mechanism for contamination or wear
- Test the camshaft position sensor
- Check the integrity of electrical circuits
Related codes
Error P1140 by Vehicle Brand
FAQ
What does the P1140 code mean?
P1140 is an OBD-II diagnostic trouble code that indicates: Intake Valve Timing Control Performance Bank 1
What causes a P1140 error code?
The most common causes of P1140 include: Low or contaminated engine oil level; VVT solenoid malfunction; Contamination or wear of the phase change mechanism; Problems with the camshaft position sensor.
How do I fix a P1140 diagnostic trouble code?
To fix P1140: Check the level and condition of the engine oil. Diagnose VVT solenoid operation. Check the phase change mechanism for contamination or wear. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1140?
Yes, but get it checked soon
How much does it cost to fix P1140?
The estimated repair cost for P1140 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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