P0149
Fuel Timing Error
P0149 is an OBD-II diagnostic trouble code meaning: Fuel Timing Error. Common causes: malfunction of sensors (mass air flow sensor, oxygen sensor), wiring harness problems. Estimated repair cost: $56–167.
Symptoms
- Unstable engine operation
- Increased fuel consumption
- Reduced engine power
- Check Engine Light Illuminates
Causes
- Malfunction of sensors (mass air flow sensor, oxygen sensor)
- Wiring Harness Problems
- Engine ECU malfunction
- Dirty fuel injectors
How to Fix
- Check the condition of the sensors and their circuits
- Scan the ECU for errors
- Clean or replace fuel injectors
- Check and update ECU software
Related codes
Error P0149 by Vehicle Brand
FAQ
What does the P0149 code mean?
P0149 is an OBD-II diagnostic trouble code that indicates: Fuel Timing Error
What causes a P0149 error code?
The most common causes of P0149 include: Malfunction of sensors (mass air flow sensor, oxygen sensor); Wiring Harness Problems; Engine ECU malfunction; Dirty fuel injectors.
How do I fix a P0149 diagnostic trouble code?
To fix P0149: Check the condition of the sensors and their circuits. Scan the ECU for errors. Clean or replace fuel injectors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0149?
Limited driving only, diagnose soon
How much does it cost to fix P0149?
The estimated repair cost for P0149 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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