Mitsubishi Lancer P0688: Meaning, Causes, + Diagnosis

P0688 is a relatively rare OBD2 trouble code. It’s a generic code, meaning that it has the same definition for any vehicle made for the 1996 model year and up.  This includes the Mitsubishi Lancer. The most common causes of P0688 are a bad PCM power relay or a wiring issue between the PCM and … Read more

Mitsubishi Galant P0688: Meaning, Causes, + Diagnosis

P0688 is a relatively rare OBD2 trouble code. It’s a generic code, meaning that it has the same definition for any vehicle made for the 1996 model year and up.  This includes the Mitsubishi Galant. The most common causes of P0688 are a bad PCM power relay or a wiring issue between the PCM and … Read more

Mitsubishi 380 P0688: Meaning, Causes, + Diagnosis

P0688 is a relatively rare OBD2 trouble code. It’s a generic code, meaning that it has the same definition for any vehicle made for the 1996 model year and up.  This includes the Mitsubishi 380. The most common causes of P0688 are a bad PCM power relay or a wiring issue between the PCM and … Read more

Oldsmobile Aurora P0688: Meaning, Causes, + Diagnosis

P0688 is a relatively rare OBD2 trouble code. It’s a generic code, meaning that it has the same definition for any vehicle made for the 1996 model year and up.  This includes the Oldsmobile Aurora. The most common causes of P0688 are a bad PCM power relay or a wiring issue between the PCM and … Read more

GMC Sonoma P0688: Meaning, Causes, + Diagnosis

P0688 is a relatively rare OBD2 trouble code. It’s a generic code, meaning that it has the same definition for any vehicle made for the 1996 model year and up.  This includes the GMC Sonoma. The most common causes of P0688 are a bad PCM power relay or a wiring issue between the PCM and … Read more