P016C
Generic code
Free on OBD DashX
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See which problems come with P016C, 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 P016C means
- Closed Loop Air/Fuel Ratio Control At Limit System Too Lean
Possible symptoms
- Check for any vacuum leaks or air intake leaks
- Inspect and clean the mass airflow sensor
- Test and possibly replace the oxygen sensor
- Check and clean the fuel injectors
- Inspect and clean the throttle body
Possible causes
- Clogged or dirty fuel injectors
- Faulty oxygen sensor
- Vacuum leaks in the intake manifold or hoses
- Defective mass airflow sensor (MAF)
- Faulty fuel pressure regulator
Possible solutions
- Engine misfires or runs rough
- Decreased engine power or performance
- Surging or hesitation during acceleration
- Poor fuel efficiency or increased fuel consumption
- Illumination of the check engine light (MIL)
Free on OBD DashX
P016C on OBD DashX
Real-world causes, how often this code shows up, and the fix — step by step.
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