43 Detroit Diesel Fault Codes
Detroit Diesel ECM Fault Codes
Detroit Diesel (DD13/DD15/DD16) ECM fault codes across aftertreatment, EGR, turbo, and derate systems.
Aftertreatment5 codes
Detroit Diesel Aftertreatment
DPF, DEF, SCR, and NOx-reduction system faults.
EGR7 codes
Detroit Diesel EGR
Exhaust gas recirculation valve, cooler, and flow faults.
Turbo15 codes
Detroit Diesel Turbo
Turbocharger boost control and air-handling faults.
Derate16 codes
Detroit Diesel Derate
Engine protection and emissions inducement power-limiting faults.
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