Acura RL P2646: Rocker Arm Oil Pressure Switch Circuit → Low Voltage

  P2646 is a common diagnostic trouble code that affects Acura made vehicles, including the RL.  This code indicates that there is an issue with rocker arm oil pressure switch.  The Rocker arm oil pressure switch verifies the correct oil pressure in the Variable Valve Timing (VVT) mechanism, and is often referred to as the … Read more Acura RL P2646: Rocker Arm Oil Pressure Switch Circuit → Low Voltage

Acura RL Radiator Leaking:  Symptoms + Diagnosis

  Your Acura RL’s cooling system passes antifreeze throughout its engine.  The main parts of the system are the thermostat, radiator, water pump, coolant itself, and the hoses.  If any of these parts go bad, you may experience radiator a leak.  A radiator leak is very common.  You should notice the leak directly under your … Read more Acura RL Radiator Leaking:  Symptoms + Diagnosis

Acura RL P0108:  MAP Barometric Sensor → High Input 

  P0108 is a generic OBD-II trouble code.  It indicates your Acura RL’s MAP (manifold absolute pressure) sensor’s voltage reading is outside of the normal operating range.  The voltage is too high.  It’s most commonly caused by a bad MAP sensor, wiring issue, or vacuum leak. The MAP sensor measures the air pressure coming into … Read more Acura RL P0108:  MAP Barometric Sensor → High Input 

Acura RL P0443: EVAP System Purge Control Valve Circuit – Malfunction

P0443 is a very common OBD2 code.  It’s generic, which means that it has the same meaning for the Acura RL as it would for any other vehicle.  If your RL has this code, it is indicating the EVAP purge control valve circuit is malfunctioning..  This is typically caused by a short in the wiring … Read more Acura RL P0443: EVAP System Purge Control Valve Circuit – Malfunction