by Mark S. Taylor | Sep 16, 2026 | Diagnostic Codes
If your check engine light is on and your scanner shows P0135, the problem is related to the heater circuit for the Bank 1 Sensor 1 oxygen sensor. But don’t make the common mistake of assuming the entire oxygen sensor has failed. P0135 specifically points to a...
by Mark S. Taylor | Sep 15, 2026 | Diagnostic Codes
If your check engine light is on and your scanner shows P0113 code, the problem is related to the intake air temperature (IAT) sensor circuit. But there’s an important distinction: P0113 does not automatically mean you need a new IAT sensor. The code means the...
by Mark S. Taylor | Sep 13, 2026 | Diagnostic Codes
If your check engine light is on and your scanner shows P0101, don’t automatically buy a new mass air flow (MAF) sensor. P0101 means the engine computer is seeing a mass-airflow reading that doesn’t match the airflow it expects. A dirty MAF sensor can...
by Mark S. Taylor | Sep 13, 2026 | Diagnostic Codes
The P0014 code means the engine computer has detected that the “B” camshaft on Bank 1 is too far advanced or that the variable valve timing system isn’t performing as commanded. On many engines, the “B” camshaft refers to the exhaust camshaft. However, the exact...
by Mark S. Taylor | Sep 12, 2026 | Diagnostic Codes
The P0011 code means the engine computer has detected that the “A” camshaft on Bank 1 is more advanced than expected or that the variable valve timing system is not performing within its commanded range. That sounds like a camshaft sensor problem, but it isn’t...
by Mark S. Taylor | Jul 13, 2026 | Diagnostic Codes
P0446 is a check engine light code that most drivers either ignore because the car runs fine or misdiagnose because they read it was “probably the gas cap.” It’s not the gas cap. It’s an electrical circuit fault in the EVAP vent control system...
