Diesel Engine ECU Fault Code Repair Database PDF | DTC Diagnostic & Troubleshooting Library

Description

Professional Diesel Engine Fault Code Repair Database

This professional diagnostic database contains a large collection of individual fault code repair documents covering engine management, emissions systems, fuel injection, sensors, electrical circuits and ECU diagnostics.

Each Diagnostic Trouble Code (DTC) is supplied as its own PDF repair document, allowing technicians to quickly locate the exact fault code and follow factory-style troubleshooting procedures.

Database Includes

• OBD-II Diagnostic Trouble Codes
• Engine ECU fault diagnosis
• Fuel system troubleshooting
• Injector circuit diagnosis
• EGR system faults
• Throttle position sensor faults
• Fuel rail pressure faults
• Turbocharger sensor faults
• Glow plug system diagnosis
• CAN Bus communication faults
• SCR & DEF emission system faults
• Temperature sensor diagnostics
• Pressure sensor troubleshooting
• Electrical wiring fault diagnosis
• ECU internal memory faults
• Power supply and voltage faults
• Engine protection system faults
• Sensor calibration procedures

Common Fault Codes Included

• P0001 – Fuel Pressure Regulator
• P0087 – Fuel Rail Pressure Too Low
• P0088 – Fuel Rail Pressure Too High
• P0101 – Mass Air Flow Sensor
• P0116 – Coolant Temperature Sensor
• P0190 – Fuel Rail Pressure Sensor
• P0201–P0204 Injector Circuit Faults
• P0251–P025D Fuel Metering Control
• P0335 Crankshaft Position Sensor
• P0340 Camshaft Position Sensor
• P0400–P0409 EGR System Faults
• P0562 Battery Voltage Low
• P0602 ECU Programming Fault
• P0603 ECU Memory Fault
• P0685 Main Relay Fault
• U0100 CAN Communication Fault
• Many additional DTC repair documents

Available Fault Code List of this Collection

P0402.EGR Air High Fault

P0401.EGR Air Low Fault

P0406.EGR Position Sensor High Fault

P0407.EGR Position Sensor Low Fault

P046D.EGR Position Sensor Noise Fault

P0C17.EGR Close Position Learning Drift Fault

P0C18.EGR Close Position Learning Range Fault

P2138.Hand Pedal Position Sensor Correlation Fault

P2120.Hand Pedal Position Sensor 1 Fault

P2125.Hand Pedal Position Sensor 2 Fault

P2121.Hand Pedal Performance Fault

P02E9.Throttle Valve Position Sensor High Fault

P02E8.Throttle Valve Position Sensor Low Fault

P02E1.Throttle Valve Control Fault

P02EA.Throttle Valve Position Sensor Noise Fault

P02E7.Throttle Valve Position Learning Fault

P2463.Service DeSOx Needed Fault

P2135.Pedal Position Sensor Correlation Fault

U0140.J1939 CAN Pedal Fault

U0141.CAN emergency engine stop signal(DPM2) time out fault

P0120.Pedal Position Sensor 1 Fault

P0220.Pedal Position Sensor 2 Fault

P060D.Pedal Performance Fault

P0088.Rail Pressure Build-up Fault – Check fuel line, wiring harness and IMV

P2267.Water In Fuel Sensor OC/SCB Fault

P2266.Water In Fuel Sensor SCG Fault

P2264.Water In Fuel Sensor Feedback Ex Fault

P2269.Water In Fuel Detected Fault

P0524.Oil Pressure Low Fault

P0523.Oil Pressure Sensor High Fault

P0522.Oil Pressure Sensor Low Fault

P0111.Intake Manifold Temperature Plausibility Fault

P0113.Intake Manifold Temperature Sensor High Fault

P0112.Intake Manifold Temperature Sensor Low Fault

P0114.Intake Manifold Temperature Sensor Noise Fault

P0108.Manifold Pressure Sensor High Fault

P0107.Manifold Pressure Sensor Low Fault

P2229.Atmospheric Sensor High Fault

P2228.Atmospheric Sensor Low Fault

P0116.Coolant Temperature Plausibility Fault

P0118.Coolant Temperature Sensor High Fault

P0117.Coolant Temperature Sensor Low Fault

P0217.Coolant high temperature fault

P00BD.MAF Plausibility High Fault

P00BC.MAF Plausibility Low Fault

P0101.MAF Plausibility Low or High Fault

P0103.MAF sensor High Fault

P0102.MAF sensor Low Fault

P0190.Rail Pressure Sensor Gradient Fault

P0193.Rail Pressure Sensor High Fault

P0192.Rail Pressure Sensor Low Fault

P0087.Rail Pressure Build-up Fault – Check fuel line, wiring harness and IMV

P0191.Rail Pressure Sensor Drift Fault

P0002.Rail Pressure Control Fault (IMV only)

P0089.Rail Pressure Build-up Fault – Check fuel line, wiring harness and IMV

P0563.Battery Voltage High Fault

P0562.Battery voltage Low Fault

P0074.Inlet Air Temperature Gradient Fault

P0073.Inlet Air Temperature Sensor High Fault

P0072.Inlet Air Temperature Sensor Low Fault

P0070.Inlet Air Temperature Sensor Ex Fault

P2428.Exhaust Over Temperature Fault

P0421.DOC Exothermal Efficiency Fault

P242B.SCR in temperature sensor plausibility fault

P0181.Fuel Temperature Gradient Fault

P0183.Fuel Temperature Sensor High Fault

P0182.Fuel Temperature Sensor Low Fault

P0180.Fuel Temperature Sensor ADC Fault

P0196.Oil Temperature Plausibility Fault

P0195.Oil temperature Sensor Fault

P0711.Transmission oil temperature high fault

P253E.PTO Cruise Control Switch Stuck fault

P253A.PTO Cruise Control Circuit Plausibility fault

P260C.PTO Cruise Control Circuit High fault

P260B.PTO Cruise Control Circuit Low fault

P260A.PTO Cruise Control Circuit fault

P060B.Analog To Digital Convertor Fault

P0602.Injector Code Program Fault

P0603.ECU Memory Fault (Data / Cal Integrity)

P0604.ECU Memory Fault (RAM Integrity)

P0605.ECU Memory Fault (Code Integrity)

P062F.ECU Non-volatile Memory Fault

P0371.Crank Signal Early Fault

P0339.Crank Signal Gap Fault

P0372.Crank Signal Missing Fault

P0374.Crank Signal Lost Fault

P0335.Crank Signal Over-speed Fault

P0344.Cam Signal Missing Fault

P0342.Cam Signal Lost Fault

P0341.Cam Signal Drift Fault

P0340.Cam Signal Learning Fault

U0100.CAN Bus-off Fault

P0201.Injector Open Fault (Cylinder #1)

P02EE.Injector Short Fault (Cylinder #1)

P0262.Harness Resistance High Fault (Cylinder #1)

P0261.Harness Resistance Low Fault (Cylinder #1)

P029A.Injector Minimum Drive Pulse Drift Fault (Cylinder #1)

P029B.Injector Minimum Drive Pulse Drift Fault (Cylinder #1)

P0202.Injector Open Fault (Cylinder #2)

P02EF.Injector Short Fault (Cylinder #2)

P0265.Harness Resistance High Fault (Cylinder #2)

P0264.Harness Resistance Low Fault (Cylinder #2)

P029E.Injector Minimum Drive Pulse Drift Fault (Cylinder #2)

P029F.Injector Minimum Drive Pulse Drift Fault (Cylinder #2)

P0203.Injector Open Fault (Cylinder #3)

P02F0.Injector Short Fault (Cylinder #3)

P0268.Harness Resistance High Fault (Cylinder #3)

P0267.Harness Resistance Low Fault (Cylinder #3)

P02A2.Injector Minimum Drive Pulse Drift Fault (Cylinder #3)

P02A3.Injector Minimum Drive Pulse Drift Fault (Cylinder #3)

P0204.Injector Open Fault (Cylinder #4)

P02F1.Injector Short Fault (Cylinder #4)

P0271.Harness Resistance High Fault (Cylinder #4)

P0270.Harness Resistance Low Fault (Cylinder #4)

P02A6.Injector Minimum Drive Pulse Drift Fault (Cylinder #4)

P02A7.Injector Minimum Drive Pulse Drift Fault (Cylinder #4)

P0381.Air Heater (Glow plug) lamp fault

P0384.Air Heater (Glow plug) Relay SCB Fault

P0383.Air Heater (Glow plug) Relay SCG Fault

P0380.Air Heater (Glow plug) Relay OC Fault

P0325.Accelerometer Sensor 0 Fault

P0330.Accelerometer Sensor 1 Fault

P1650.Check engine lamp fault (SC2G / OC)

P0007.Rail Pressure Control Fault (Trim High)

P0006.Rail Pressure Control Fault (Trim Low)

P0004.IMV Current Feedback High Fault

P0003.IMV Current Feedback Low Fault

P0001.IMV Current Feedback Ex Fault

P0259.Rail Pressure Build-up Fault – Check fuel line, wiring harness and IMV

P0254.Rail Pressure Build-up Fault – Check fuel line, wiring harness and IMV

P0253.Rail Pressure Build-up Fault – Check fuel line, wiring harness and IMV

P0258.Rail Pressure Build-up Fault – Check fuel line, wiring harness and IMV

P0251.Rail Pressure Build-up Fault – Check fuel line, wiring harness and IMV

P0252.Rail Pressure Control PWM Fault

P2080.Turbo In Temperature Plausibility Fault

P0546.Turbo In Temperature Sensor High Fault

P0545.Turbo In Temperature Sensor Low Fault

P2081.Turbo In Temperature Sensor Noise Fault

P2547.multi torque switch fault

P2546.multi torque switch fault

P01C4.Fuel filter pressure sensor feedback low than threshold – Check fuel line and fuel filter

P01C3.Fuel filter pressure sensor voltage high/low

P0685.Main Relay Stuck Fault

P068A.Main Relay Drop Fault

P062D.Injector Bank 1 SCB/SCG/SPI Fault

P062E.Injector Bank 2 SCB/SCG/SPI Fault

P2145.EGR H-Bridge Driver SCB Fault

P2144.EGR H-Bridge Driver SCG Fault

P2143.EGR H-Bridge Driver OC Fault

P0403.EGR H-Bridge Driver OC/SC2G/SC2Vbatt Fault

P0400.EGR Air Plausibility Fault

P0404.EGR Position Control Fault

P0409.EGR Feedback Position Ex Fault

P0641.5V Sensor Supply #1 Fault

P0651.5V Sensor Supply #2 Fault

P0697.5V Auxiliary Sensor Supply Fault

P25BC.DeSOx switch fault

P25BB.DeSOx Switch SCG Fault

P25BA.DeSOx switch OC/Stuck Fault

P025D.IMV Drive SCB Fault

P025C.IMV Drive SCG Fault

P025A.IMV Drive OC Fault

P025B.IMV Drive SC Fault

P2BC4.SCR Inducement Fault(DEF Level)

P2BC2.SCR Inducement Fault(DEF Level)

P2BC3.SCR Inducement Fault(DEF Level)

P2BC1.SCR Inducement Fault(DEF Level)

P2BD0.ECU-DCU Connection Fault

P2BB1.SCR Inducement Fault(EGR)

P2BB2.SCR Inducement Fault(DEF Dosing)

P2BB4.SCR Inducement Fault(DEF Quality)

P2BB5.SCR Inducement Fault(Tampering)

P2BB6.SCR Inducement Fault(Repeat offense)

P037F.Air Heater (Glow plug) Feedback SCB Fault

P037E.Air Heater (Glow plug) Feedback OC/SCG Fault

P02E3.Throttle Valve H-Bridge Driver SCB Fault

P02E2.Throttle Valve H-Bridge Driver SCG Fault

P02E0.Throttle Valve H-Bridge Driver OC Fault

P061B.ECU Safety Monitoring Fault

P1219.ECU Safety Monitoring Fault

P16XX.ECU Safety Monitoring Fault

P153X.ECU Safety Monitoring Fault

P258E.ECU Safety Monitoring Fault

P2BB0.The clutch top missing fault (Engine stop)

P0833.SCR Inducement Fault (Engine stop)

Ideal For

• Heavy Equipment Mechanics
• Diesel Engine Workshops
• Fleet Maintenance
• Agricultural Equipment Repair
• Construction Machinery
• Truck Repair Shops
• Diagnostic Technicians

The database enables technicians to identify fault codes quickly and follow structured diagnostic procedures, reducing repair time and eliminating unnecessary parts replacement.