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 …
P0234 Code: Engine Over Boost Condition
Diagnostic trouble code P0234 indicates excess boost pressure in the intake of turbocharged or supercharged engines. …
P2270 Code: O2 Sensor Signal Biased/Stuck Lean (Bank 1, Sensor 2)
We’ve all been there. You’re cruising down the road enjoying your day only to look …
C1201 Code: ABS Inlet Valve Coil LF Circuit Short To Ground
When your vehicle’s ABS light illuminates, diagnostic fault code C1201 may be the culprit. This …
P0104 Code: Mass Air Flow Circuit Intermittent/Erratic
A check engine light rarely comes at a convenient time, often triggering concerns about expensive …
P2181 Code: Cooling System Performance
Is your vehicle’s check engine light on and upon scanning, a P2181 code is the …
P0191 Code: Fuel Rail Pressure Sensor Circuit “A” Range Performance
Is your car’s check engine light suddenly illuminated, and a diagnostic scan revealed a P0191 …
P0193 Code: Fuel Rail Pressure Sensor Circuit High Input
Has your vehicle recently displayed a check engine light that has been traced back to …
P0087 Code: Fuel Rail/System Pressure Too Low
As most motorists are well aware, a vehicle’s engine must receive adequate fuel delivery at …