Mitsubishi Eclipse: P2004 Meaning + Diagnosis

P2004 is a somewhat rare diagnostic trouble (DTC) code.  It indicates that your Mitsubishi Eclipse’s intake manifold runner control (IMRC) is stuck open.  The IMRC system is a relatively new technology, which means three things: This code is typically only seen on newer vehicles. It will only get more popular as IMRC technology is used … Read more

Mitsubishi Eclipse P2122:  Symptoms, Causes + Diagnosis

P2122 is a generic OBD-II code, meaning that it has the same definition for all makes and models of vehicles, including your Mitsubishi Eclipse. P2122 indicates that the voltage coming from your Eclipse’s throttle position sensor “D” is below the normal operating range.  The most common cause of this code is a bad TPS, a … Read more

Mitsubishi Eclipse P2104: Meaning, Causes & Diagnosis

2104 is a relatively rare OBD-II trouble code. It indicates that your Mitsubishi Eclipse’s PCM has disabled the gas pedal, leaving the engine stuck at idle.  It’s a generic code, so it has the same definition no matter what type of vehicle has the code. P2104 Definition:  Throttle Actuator Control System – Forced Idle There … Read more

Mitsubishi Eclipse: P2101 Meaning, Causes + Diagnosis

P2101 is a general OBD2 trouble code. It has the same meaning for the Mitsubishi Eclipse as it would any other vehicle. It is typically caused by wiring issues at the throttle actuator, or a bad throttle actuator itself. P2101 Definition: Throttle Actuator “A” Control Motor  – Circuit Range/Performance Throttle Actuator “A” Control Motor Circuit … Read more

Mitsubishi Eclipse P2106:  Meaning, Causes + Diagnosis

P2106 is a somewhat uncommon OBD-II code.  It is not manufacturer-specific, so it has the same meaning for your Mitsubishi Eclipse as it would any other vehicle. It is an indication that limp mode/failsafe mode has been activated.  There is a myriad of problems that can cause P2106.  The throttle actuator itself is rarely the … Read more

Mitsubishi Eclipse:  Bad Knock Sensor Symptoms

Modern vehicles use knock sensors to detect engine detonation.  This allows the PCM (powertrain control module) to run very aggressive spark timing.  If you are concerned that your Mitsubishi Eclipse has a bad knock sensor, we’ve listed them out below. A knock sensor works by listening to your engine and determining if your Eclipse is … Read more

Mitsubishi Eclipse U0101:  Meaning, Causes, + Diagnosis

U0101 is a generic powertrain code, which means it has the same definition for the Mitsubishi Eclipse as it would any other vehicle.  It means that your Eclipse’s TCM (Transmission Control Module) can’t communicate with the rest of the vehicle, usually due to a bad wiring harness or an issue with the  TCM itself. U0101 … Read more

Mitsubishi Eclipse P219B: Causes, Diagnosis, + Symptoms

P219B is a generic OBD2 trouble code.  This code indicates that your Mitsubishi Eclipse’s air/fuel ratio is out of balance (too rich or too lean) on the bank 2 side of the engine in question. Your Eclipse is equipped with oxygen sensors that measure the air-fuel ratio of your engine. It’s these sensors that are … Read more

Mitsubishi Eclipse: P219A Meaning, Causes, & Diagnosis

P219A is a generic OBDII code.  The code indicates that your Mitsubishi Eclipse’s air/fuel ratio is out of balance (too rich or too lean). Your Eclipse is equipped with oxygen sensors that measure the air-fuel ratio of your engine. It’s these sensors that are reporting the problem with the air-fuel ratio.   With P219A are … Read more