What is the trouble code on my Toyota RAV4?
October 12, 2018. One of the most common trouble codes with the Toyota Rav4 is the P0171 code. This code number references a number that is given to you when you plug your car into a OBDII scanner.
What causes the p0171 code on a Toyota RAV4?
The P0171 code on a Toyota Rav4 will often be thrown if the fuel injection system is not operating properly. Typically the code will be triggered by a lean condition in the engine. There aren’t usually any drivability issues associated with P0171.
What does it mean when engine Bank 2 is too lean?
A lean condition is brought about by an imbalance in the air to fuel ratio due to either insufficient fuel (from, say, a weak fuel system) or excessive air entering the engine. The bank 2 portion indicates that the problem is concentrated on the side of the engine opposite the #1 cylinder. The error codes for these conditions are P0171 and P0174.
What is the trouble code for a Toyota V-6?
P0171 Code – Toyota. This is one of the most common trouble codes in V-6 and larger engines. P0171 is a “System Too Lean (Bank 1),” which is triggered by the first exhaust oxygen (02) sensor (aka upstream 02 sensor) on the “Bank 1” side of the engine (designated as whichever side has cylinder number one).
What is an OBD code on a car?
What are OBD2 Codes？. On-Board-Diagnostic (OBD) Trouble Codes are one way your vehicle reports self-diagnostic results. When the system identifies an issue, it turns on the check engine light and provides real-time data in addition to a standardized series of Diagnostic Trouble Codes (or DTCs).
What do trouble codes mean on a car?
What are Diagnostic Trouble Codes Diagnostic Trouble Codes (DTC) are the codes generated and stored by the Powertrain Control Module (PCM) when the Onboard Diagnostic (OBD) system indicates a malfunction. Simply put, when your car system diagnoses that something went wrong, it will send a code indicating the specific fault.