Powertrain (P) trouble codes

Powertrain codes cover the engine, transmission, fuel and emissions systems — the most common check engine light codes.

16 powertrain codes

Powertrain OBD-II codes
Code	Description	Severity	Shop cost
P0011	Camshaft Position — Timing Over-Advanced (Bank 1)	Warning	$250–$1,200
P0102	Mass Air Flow (MAF) Sensor Circuit Low Input	Warning	$150–$450
P0113	Intake Air Temperature (IAT) Sensor Circuit High Input	Info	$90–$300
P0128	Coolant Thermostat Below Regulating Temperature	Info	$200–$550
P0141	O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)	Info	$150–$450
P0171	System Too Lean (Bank 1)	Warning	$150–$800
P0174	System Too Lean (Bank 2)	Warning	$150–$800
P0300	Random / Multiple Cylinder Misfire Detected	High	$120–$1,200
P0335	Crankshaft Position Sensor Circuit Malfunction	High	$150–$500
P0401	Exhaust Gas Recirculation (EGR) Insufficient Flow	Warning	$150–$700
P0420	Catalyst System Efficiency Below Threshold (Bank 1)	Warning	$200–$2,400
P0430	Catalyst System Efficiency Below Threshold (Bank 2)	Warning	$200–$2,400
P0440	Evaporative Emission (EVAP) System Malfunction	Info	$90–$600
P0455	Evaporative Emission System Leak Detected (Large Leak)	Info	$90–$650
P0456	Evaporative Emission System Leak Detected (Small Leak)	Info	$100–$650
P0700	Transmission Control System Malfunction	Warning	$100–$1,500