Subaru Liberty: High Oil Pressure → Causes + Diagnosis

If your Subaru Liberty is experiencing unusually high oil pressure, you need to find out what’s causing it right away. Unusually high oil pressure can indicate serious problems, such as a blocked oil passage, or a broken pressure relief valve.  It should be treated like you have no oil pressure until you verify what is … Read more

Subaru Liberty P0606:  ECM/PCM → Processor Fault

P0606 is a generic OBD II code.  Which means that it has the same meaning for the Subaru Liberty that it would for any other vehicle.  If your Liberty has P0606 it’s highly likely that the ECM/PCM (engine or powertrain control module, they mean the same thing) has failed. The PCM regularly performs a self … Read more

Subaru Liberty P0603: Keep Alive Memory → Error

P0603 is a generic OBD2 trouble code.  It indicates that your Subaru Liberty’s keep alive memory has had an error. Keep alive memory is the data that your Liberty’s PCM (Powertrain Control Module) has learned about how your engine conditions.  All of this sensor and driving input data is used to keep it operating efficiently. … Read more

Subaru Liberty P0123: TPS “A” Circuit → High Input

  P0123 is a relatively common OBD-II code.  It’s generic, which means it has the same meaning for the Subaru Liberty as it would any other vehicle. It’s an OBDII code that references issues with the Throttle Position Sensor (TPS). It is relatively serious problem since it can leave your vehicle stranded or severely limited. The … Read more