P Codes – OBD2 Powertrain Codes

Learn all about the P0695 code, what causes Fan 3 control circuit low issues, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P0696 code, what causes fan 3 control circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P0697 code, what causes sensor reference voltage circuit/open issues, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P0698 code, what causes Sensor Reference Voltage "C" Circuit Low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P0699 code, what causes issues in the sensor reference voltage circuit, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P069A code, what causes cylinder 9 glow plug control circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P069B code, what causes high glow plug control circuit issues, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P069C code, what causes cylinder 10 glow plug control circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P069D code, what causes cylinder 10 glow plug control circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P069E code, what causes fuel pump control module requested MIL illumination, and how to diagnose and fix common issues to maintain optimal engine performance.