P0421 Code: Warm Up Catalyst Efficiency Below Threshold (Bank 1)
When your check engine light illuminates due to a P0421 code, you’re dealing with a …
Engine Codes
P0460 Code: Fuel Level Sensor “A” Circuit Malfunction
When your vehicle’s check engine light illuminates and a diagnostic scan reveals a P0460 code, …
P0720 Code: Output Speed Sensor Circuit Malfunction
Don’t ignore that check engine light. While a P0720 code can be tricky to diagnose …
P0480 Code: Cooling Fan Relay 1 Control Circuit
Discovering that your vehicle has a P0480 code can be a worrisome, leaving you concerned …
P0299 Code: Turbocharger/Supercharger “A” Underboost Condition
While you’re bound to have a little stress whenever your check engine light pops on, …
P2279 Code: Intake Air System Leak
A vehicle’s PCM or ECM continuously monitors many systems, including engine vacuum. P2279 is a diagnostic trouble …
P0022 Code: “A” Camshaft Position – Timing Over-Retarded (Bank 2)
If a P0022 fault code is the cause of your check engine light coming on, …
P0100 Code: Mass Air Flow Circuit Malfunction
Today’s computer-controlled engines rely on sensors like the mass airflow sensor (MAF) to measure air intake. This …
P0202 Code: Injector Circuit/Open – Cylinder #2
When your car’s check engine light illuminates and diagnostic scanning reveals a P0202 code, you’re …
P0204 Code: Injector Circuit/Open – Cylinder #4
Have you recently noticed a decline in your vehicle’s performance, accompanied by the sudden illumination …
P0496 Code: EVAP Flow During a Non-Purge Condition
Seeing the “Check Engine” light is never welcome, though modern OBD2 scanners let you read …
P2509 Code: ECM/PCM Power Input Signal Intermittent
Few things can cause your heart to sink in your chest like a sudden check …