P Codes – OBD2 Powertrain Codes

Learn all about the P2051 code, what causes reductant injection valve circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2052 code, what causes reductant injection valve circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2053 code, what causes the reductant injection valve circuit/open issue, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2054 code, what causes reductant injection valve circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2055 code, what causes high voltage in the reductant injection valve circuit, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2056 code, what causes reductant injection valve circuit/open issues, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P2057 code, what causes reductant injection valve circuit low, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2058 code, what causes reductant injection valve circuit high, and how to diagnose and fix common issues to maintain optimal engine performance.

Learn all about the P2059 code, what causes reductant injection air pump control circuit/open issues, and how to diagnose and fix common problems to maintain optimal engine performance.

Learn all about the P205A code, what causes issues with the reductant tank temperature sensor circuit, and how to diagnose and fix common problems to maintain optimal engine performance.