October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Engine Control Module (ECM) Diagnostic Trouble Codes - 1 Of 13 Expand All (for easy ctrl-f) Collapse All ECM-1000: Control Module. Signal Too High/Signal Too Low. Intermittent Fault (B5254T2; B6294T; 2003-2004) ECM-1000: Control Module. Signal Too High/Signal Too Low. Permanent Fault (B5254T2; B6294T; 2003-2004) ECM-1100: Outside Temperature Sensor. Faulty Signal (B5254T2; B6294T; 2003-2004) ECM-1100: Outside Temperature Sensor. Signal Too High (B5254T2; B6294T; 2003-2004) ECM-1100: Outside Temperature Sensor. Signal Too Low (B5254T2; B6294T; 2003-2004) ECM-112C: Atmospheric Pressure Sensor. Signal Too High (B5254T2; 2005-2007) ECM-112C: Atmospheric Pressure Sensor. Signal Too High (B6294T; 2005-2006) ECM-112D: Atmospheric Pressure Sensor. Signal Too Low (B5254T2; 2005-2007) ECM-112D: Atmospheric Pressure Sensor. Signal Too Low (B6294T; 2005-2006) ECM-1130: Atmospheric Pressure Sensor. Faulty Signal (B5254T2; 2005-2007) ECM-1130: Atmospheric Pressure Sensor. Faulty Signal (B6294T; 2005-2006) ECM-113B: Atmospheric Pressure Sensor. Signal Missing (B5254T2; 2005-2007) ECM-113B: Atmospheric Pressure Sensor. Signal Missing (B6294T; 2005-2006) ECM-113C: Atmospheric Pressure Sensor. Signal Too High (B5254T2; 2005-2007) ECM-113C: Atmospheric Pressure Sensor. Signal Too High (B6294T; 2005-2006) ECM-113D: Atmospheric Pressure Sensor. Signal Too Low (B5254T2; 2005-2007) ECM-113D: Atmospheric Pressure Sensor. Signal Too Low (B6294T; 2005-2006) ECM-1200: Intake Air Temperature (IAT) Sensor. Signal Too High (B5254T2; B6294T; 2003-2004) ECM-1200: Intake Air Temperature (IAT) Sensor. Signal Too Low (B5254T2; B6294T; 2003-2004) ECM-1200: Intake Air Temperature (IAT). Faulty Signal (B5254T2; B6294T; 2003-2004) ECM-120C: Mass Air Flow. Signal Too High (B5254T2; 2005-2007) ECM-120C: Mass Air Flow. Signal Too High (B6294T; 2005-2006) ECM-120D: Mass Air Flow. Signal Too Low (B5254T2; 2005-2007) ECM-120D: Mass Air Flow. Signal Too Low (B6294T; 2005-2006) ECM-1210: Mass Air Flow (MAF) Sensor. Flow Too High (B5254T2; 2005-2007) ECM-1210: Mass Air Flow (MAF) Sensor. Flow Too High (B6294T; 2005-2006) ECM-121B: Mass Air Flow (MAF) Sensor. Flow Too Low (B5254T2; 2005-2007) ECM-121B: Mass Air Flow (MAF) Sensor. Flow Too Low (B6294T; 2005-2006) ECM-121C: Mass Air Flow (MAF) Sensor. Signal Too High (B5254T2; 2005-2007) ECM-121C: Mass Air Flow (MAF) Sensor. Signal Too High (B6294T; 2005-2006) ECM-121D: Mass Air Flow (MAF) Sensor. Signal Too Low (B5254T2; 2005-2007) ECM-121D: Mass Air Flow (MAF) Sensor. Signal Too Low (B6294T; 2005-2006) ECM-125C: Boost Pressure Sensor. Signal Too High (B5254T2; 2005-2007) ECM-125C: Boost Pressure Sensor. Signal Too High (B6294T; 2005-2006) ECM-125D: Boost Pressure Sensor. Signal Too Low (B5254T2; 2005-2007) ECM-125D: Boost Pressure Sensor. Signal Too Low (B6294T; 2005-2006) ECM-1260: Boost Pressure Sensor. Faulty Signal (B5254T2; 2005-2007) ECM-1260: Boost Pressure Sensor. Faulty Signal (B6294T; 2005-2006) ECM-126B: Boost Pressure Sensor. Signal Missing (B5254T2; 2005-2007) ECM-126B: Boost Pressure Sensor. Signal Missing (B6294T; 2005-2006) ECM-126C: Boost Pressure Sensor. Signal Too High (B5254T2; 2005-2007) ECM-126C: Boost Pressure Sensor. Signal Too High (B6294T; 2005-2006) ECM-126D: Boost Pressure Sensor. Signal Too Low (B5254T2; 2005-2007) ECM-126D: Boost Pressure Sensor. Signal Too Low (B6294T; 2005-2006) ECM-1300: Mass Air Flow (MAF) Sensor. Flow Too High. Intermittent Fault (B5254T2; B6294T; 2003-2004) ECM-1300: Mass Air Flow (MAF) Sensor. Flow Too High. Permanent Fault (B5254T2; B6294T; 2003-2004) ECM-1300: Mass Air Flow (MAF) Sensor. Flow Too Low. Intermittent Fault (B5254T2; B6294T; 2003-2004) ECM-130A: Intake Air Leakage. Faulty Signal (B5254T2; B6294T; 2003-2004) ECM-131C: Intake Air Temperature (IAT) Sensor. Signal Too High (B5254T2; 2005-2007) ECM-131C: Intake Air Temperature (IAT) Sensor. Signal Too High (B6294T; 2005-2006) ECM-131D: Intake Air Temperature (IAT) Sensor. Signal Too Low (B5254T2; 2005-2007) ECM-131D: Intake Air Temperature (IAT) Sensor. Signal Too Low (B6294T; 2005-2006) ECM-1320: Intake Air Temperature (IAT) Sensor. Faulty Signal (B5254T2; 2005-2007) ECM-1320: Intake Air Temperature (IAT) Sensor. Faulty Signal (B6294T; 2005-2006) ECM-132C: Intake Air Temperature (IAT) Sensor. Signal Too High (B5254T2; 2005-2007) ECM-132C: Intake Air Temperature (IAT) Sensor. Signal Too High (B6294T; 2005-2006) ECM-132D: Intake Air Temperature (IAT) Sensor. Signal Too Low (B5254T2; 2005-2007) ECM-132D: Intake Air Temperature (IAT) Sensor. Signal Too Low (B6294T; 2005-2006) ECM-133C: Intake Air Temperature (IAT) Sensor Inlet. Signal Too High (B5254T2; 2006-2007) ECM-133D: Intake Air Temperature (IAT) Sensor Inlet. Signal Too Low (B5254T2; 2006-2007) ECM-140C: Outside Temperature Sensor. Signal Too High (B5254T2; 2005-2007) ECM-140C: Outside Temperature Sensor. Signal Too High (B6294T; 2005-2006) ECM-140D: Outside Temperature Sensor. Signal Too Low (B5254T2; 2005-2007) ECM-140D: Outside Temperature Sensor. Signal Too Low (B6294T; 2005-2006) ECM-1410: Outside Temperature Sensor. Faulty Signal (B5254T2; 2005-2007) ECM-1410: Outside Temperature Sensor. Faulty Signal (B6294T; 2005-2006) ECM-141B: Outside Temperature Sensor. Signal Missing (B5254T2; 2005-2007) ECM-141B: Outside Temperature Sensor. Signal Missing (B6294T; 2005-2006) ECM-142C: Outside Temperature Sensor. Signal Too High (B5254T2; 2006-2007) ECM-142D: Ambient Temperature Sensor. Signal Too Low (B5254T2; 2006-2007) ECM-143C: Outside Temperature Sensor. Signal Too High (B5254T2; 2006-2007) ECM-143D: Outside Temperature Sensor. Signal Too Low (B5254T2; 2006-2007) ECM-1600: Boost Pressure Sensor. Faulty Signal (B5254T2; B6294T; 2003-2004) ECM-1600: Boost Pressure Sensor. Signal Too High (B5254T2; B6294T; 2003-2004) ECM-1600: Boost Pressure Sensor. Signal Too Low (B5254T2; B6294T; 2003-2004) ECM-170F: Atmospheric Pressure Sensor / Boost Pressure Sensor Range Check. Faulty Signal (B5254T2; B6294T; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Faulty Signal (B5254T2; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Faulty Signal. Intermittent Fault (B6294T; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Faulty Signal. Permanent Fault (B6294T; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Signal Too High (B5254T2; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Signal Too High. Intermittent Fault (B6294T; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Signal Too High. Permanent Fault (B6294T; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Signal Too Low (B5254T2; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Signal Too Low. Intermittent Fault (B6294T; 2003-2004) ECM-2000: Engine Coolant Temperature (ECT) Sensor. Signal Too Low. Permanent Fault (B6294T; 2003-2004) ECM-200B: Injector CYL 1. Signal Missing (B5254T2; 2005-2007) ECM-200C: Injector CYL 1. Signal Too High (B5254T2; 2005-2007) ECM-200D: Injector CYL 1. Signal Too Low (B5254T2; 2005-2007) ECM-201A: Thermostat. Faulty Signal (B5254T2; B6294T; 2003-2004) ECM-210C: Long-Term Fuel Trim, Bank 1. Signal Too High (B5254T2; 2005-2007) ECM-210C: Long-Term Fuel Trim, Bank 1. Signal Too High (B6294T; 2005-2006) ECM-210D: Long-Term Fuel Trim, Bank 1. Signal Too Low (B5254T2; 2005-2007) ECM-210D: Long-Term Fuel Trim, Bank 1. Signal Too Low (B6294T; 2005-2006) ECM-211C: Long-Term Fuel Trim, Bank 2. Signal Too High (B6294T; 2005-2006) ECM-211D: Long-Term Fuel Trim, Bank 2. Signal Too Low (B6294T; 2005-2006) ECM-212C: Long-Term Fuel Trim, Bank 1. Signal Too High (B5254T2; 2005-2007) ECM-212C: Long-Term Fuel Trim, Bank 1. Signal Too High (B6294T; 2005-2006) ECM-212D: Long-Term Fuel Trim, Bank 1. Signal Too Low (B5254T2; 2005-2007) ECM-212D: Long-Term Fuel Trim, Bank 1. Signal Too Low (B6294T; 2005-2006) ECM-213C: Long-Term Fuel Trim, Bank 2. Signal Too High (B6294T; 2005-2006) ECM-213D: Long-Term Fuel Trim, Bank 2. Signal Too Low (B6294T; 2005-2006) ECM-2140: Long-Term Fuel Trim, Bank 1 (B5254T2; 2007) ECM-214C: Long-Term Fuel Trim, Bank 1 (B5254T2; 2007) ECM-214D: Long-Term Fuel Trim, Bank 1 (B5254T2; 2007) ECM-216C: Long-Term Fuel Trim, Bank 1. Signal Too High (B5254T2; 2005-2007) ECM-216C: Long-Term Fuel Trim, Bank 1. Signal Too High (B6294T; 2005-2006) ECM-216D: Long-Term Fuel Trim, Bank 1. Signal Too Low (B5254T2; 2005-2007) ECM-216D: Long-Term Fuel Trim, Bank 1. Signal Too Low (B6294T; 2005-2006) ECM-217C: Long-Term Fuel Trim, Bank 2. Signal Too High (B5254T2; 2005-2007) ECM-217C: Long-Term Fuel Trim, Bank 2. Signal Too High (B6294T; 2005-2006) ECM-217D: Long-Term Fuel Trim, Bank 2. Signal Too Low (B6294T; 2005-2006) ECM-21E0: Long-Term Fuel Trim, Bank 1. Faulty Signal (B5254T2; 2005-2007) ECM-21E0: Long-Term Fuel Trim, Bank 1. Faulty Signal (B6294T; 2005-2006) ECM-21F0: Long-Term Fuel Trim, Bank 2. Faulty Signal (B6294T; 2005-2006) ECM-21FC: Long-Term Fuel Trim, Bank 2. Signal Too High (B5254T2; 2005-2007) ECM-2200: Rear Heated Oxygen Sensor (Ho2S), Bank 1, Heating. Faulty Signal (B5254T2; 2005-2007) ECM-2200: Rear Heated Oxygen Sensor (Ho2S), Bank 1, Heating. Faulty Signal (B6294T; 2005-2006) ECM-221B: Rear Heated Oxygen Sensor (Ho2S), Aging, Bank 1. Signal Missing (B5254T2; 2005-2007) ECM-221B: Rear Heated Oxygen Sensor (Ho2S), Aging, Bank 1. Signal Missing (B6294T; 2005-2006)