OBD-II code · Powertrain (generic)
P026C Fuel Injection Quantity A Lower Than Expected
Fuel injection quantity A is lower than the commanded amount. Often clogged or worn injector.
Is it safe to drive with P026C?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyInjector clogged
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1.5–8 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Fuel Injectors
Related codes
- P2DD5Fuel Injection Quantity B Lower Than Expected
- P2DDCFuel Injection Quantity C Lower Than Expected
- P2DDEFuel Injection Quantity D Lower Than Expected
- P0269Cylinder 3 Contribution/Balance Fault
- P026ACharge Air Cooler Efficiency Below Threshold
- P026BInjection Timing Performance
- P026DFuel Injection Quantity A Higher Than Expected
- P026ECharge Air Cooler Coolant Pump A Performance
- P026FCoolant Thermostat Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.