Group 28 Engine Control Module (ECM) Diagnostic Trouble Codes (DTCs) Diagnostic Trouble Code (DTC) Content SPN 0–500 “ECM SPN 84, Wheel-Based Vehicle Speed MID 128 PID 84”, page 14 “ECM SPN 91, Accelerator Pedal Position 1 MID 128 PID 91”, page 14 “ECM SPN 94, Engine Fuel Delivery Pressure – MID 128 PID 94”, page 14 “ECM SPN 97, Water in Fuel Indicator – MID 128 PID 97”, page 15 “ECM SPN 98, Engine Oil Level – MID 128 PID 98”, page 16 “ECM SPN 100, Engine Oil Pressure – MID 128 PID 100”, page 17 “ECM SPN 102, Engine Intake Manifold 1 Pressure – MID 128 PID 102”, page 17 “ECM SPN 103, Engine Turbocharger 1 Speed – MID 128 PID 103”, page 18 “ECM SPN 105, Engine Intake Manifold 1 Temperature – MID 128 PID 105”, page 19 “ECM SPN 108, Barometric Pressure – MID 128 PID 108”, page 20 “ECM SPN 110, Engine Coolant Temperature – MID 128 PID 110”, page 20 “ECM SPN 111, Engine Coolant Level – MID 128 PID 111”, page 21 “ECM SPN 153, Engine High Resolution Crankcase Pressure – MID 128 PID 153/PSID 23”, page 22 “ECM SPN 158, Keyswitch Battery Potential MID 128 PID 158/PSID 124”, page 23 “ECM SPN 171, Ambient Air Temperature – MID 128 PID 171”, page 23 “ECM SPN 173, Engine Exhaust Gas Temperature (EGT) – MID 128 PID 173 page 24 “ECM SPN 175, Engine Oil Temperature 1 – MID 128 PID 175”, page 25 “ECM SPN 177, Transmission Oil Temperature – MID 128 PID 177”, page 26 7