Code result
P2192
System Too Rich at Higher Load
Moderate severity
What it means
Bank 1 fuel trim hits the rich limit only at higher load. Often excessive fuel pressure, a stuck-closed MAF reading low, or coolant temperature signal stuck cold causing over-fuelling.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Fuel pressure too high
highOne of the most commonly reported causes for this code — check this first.
MAF reads low under load
mediumA plausible cause — test and verify before replacing parts.
Coolant temperature sensor stuck cold
mediumA plausible cause — test and verify before replacing parts.
Related help
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