Acura ILX: Flashing Check Engine Light Diagnosis

A flashing check engine light is your Acura ILX’s way of saying “I have a serious problem, don’t ignore me”. Most of the time, that serious problem is a misfire.  This flashing light should not be ignored.  When your engine is misfiring, it is dumping raw fuel into the exhaust.  This raw fuel can detonate, … Read more

Acura ILX Flashing Check Engine Light: Diagnosis

The check engine light indicates that you need to service a vehicle soon. If your Acura ILX has a flashing check engine light means that there is a catalyst damaging misfire (it can damage the catalytic converter and O2 sensors). If your car has a flashing check engine light, it means you need to service … Read more

Acura ILX Troubleshooting:  Squeaky Brakes

  Your Acura ILX‘s braking system is designed to handle thousands of miles of braking with no intervention from you.  When its brakes begin to squeak, they are telling you that they need some attention. The most typical cause of squeaky brakes are the brake pads themselves, but there are other issues that can cause … Read more

Acura ILX P0406:  EGR Sensor “A” → Circuit High

  P0406 is a generic OBDII Diagnostic code.  It deals with the signal coming from the EGR system.  In this case, it means that the signal coming from the EGR system is higher than the specified range  Since it is a generic code, it has the same meaning for the Acura ILX as it would … Read more

Acura ILX: Heater Not Working Diagnosis

  One of the most common (and inconvenient) problems with the Acura ILX is when it has no heat coming from the heater. Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. At the simplest level, there are two main reasons why the heater is not … Read more

Acura ILX:  Heater Not Working Diagnosis

  One of the most common (and inconvenient) problems with the Acura ILX is when it has no heat coming from the heater. Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. At the simplest level, there are two main reasons why the heater is not … Read more

Acura ILX P0405:  EGR Sensor “A” → Circuit Low

  P0405 is a generic OBDII trouble code.  It deals with the signal coming from the EGR system.  Since it is a generic code, it has the same meaning for the Acura ILX as it would any other vehicle.   The EGR system allows a certain amount of the ILX’s exhaust to re-enter the combustion chamber, … Read more

Acura ILX P0421 Code: Meaning, Causes, How to Fix

P0421 is a relatively rare OBDII trouble code.   It’s generic, which means it has the same definition for the Acura ILX as it would any other vehicle. It is technically defined as “Warm Up Catalyst Efficiency → Below Threshold (Bank 1)”. In layman’s terms, it indicates that your Acura ILX’s catalytic converter is not scrubbing pollutants efficiently … Read more