All-Inclusive Factory Service Technical manual for Cummins Diesel Engines Models 6UZ1 .

This manuals will assist you in diagnosing, repairing, and repairing engine for your diesel engine.
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Covered Models:
   6UZ1 (GB3 Exhaust Emission Standarts)

The manual comprises 2 documents, including the Workshop Manual, and Engine Technical Manual

1. Workshop Manual: Engine (EWJAEEN00)
Format: PDF, 594 pages
Language: English
Table of Contents:
   0 Introduction (All)
      Introduction
   14A Service Information Guide (All)
      Contents included in service information
      Plastic gauge
      Recommended liquid gasket
      Thread locking adhesive agent
      Term
      Abbreviations
      Standard bolts
   15B Maintenance Information (6UZ1)
      Maintenance precautions
      Primary specifications
      Function, Structure, Operation
      Introduction to the trouble diagnosis
   1B Mechanical (6UZ1)
      Cylinder head cover
      Cylinder head assembly
      Idle gear
      Cylinder block
      Crankshaft
      Piston
      Camshaft
      Flywheel
      Rocker arm shaft
      CMP sensor
      Front cover
      Flywheel housing
      CKP sensor
      Supplementary Information
   1C Fuel System (6UZ1)
      Fuel supply pump
      Common rail assembly
      Injector
      Fuel filter
      Fuel temperature sensor
      Pressure limiter
      Fuel pressure sensor
      Fuel filter element
      Fuel filter pressure sensor
      Supplementary Information
   1D Cooling (6UZ1)
      Water pump assembly
      Thermostat
      Radiator
      Overheat switch
      Engine coolant temperature sensor
      Coolant
      Generator drive belt
      Supplementary Information
   1E Lubrication (6UZ1)
      Oil pan
      Oil pump assembly
      Oil level switch
      Oil cooler assembly
      Oil pressure sensor
      Engine oil
      Piston oil jet
      Oil filter element
      Supplementary Information
   1F Induction (6UZ1)
      Boost temperature sensor
      Turbocharger assembly
      Boost sensor
      Intercooler
      Air cleaner element
      Intake air temperature sensor
      Supplementary Information
   1H Aux. Emission Control Devices (6UZ1)
      EGR valve
      Supplementary Information
   1J Electrical (6UZ1)
      Glow plug
      Generator
      ECM
      Starter assembly
      Barometric pressure sensor
      Supplementary Information

2. Engine Technical Manual (ETJAEEN00)
Format: PDF, 309 pages
Language: English
Table of Contents:
   0 Introduction (All)
      Introduction
   14A Service Information Guide (All)
      Contents included in service information
      Plastic gauge
      Recommended liquid gasket
      Thread locking adhesive agent
      Term
      Abbreviations
      Standard bolts
   15B Maintenance Information (6UZ1)
      Maintenance precautions
      Primary specifications
      Function, Structure, Operation
      Introduction to the trouble diagnosis
   15C Functional Inspection (6UZ1)
      Engine compression pressure inspection
      Fuel system check
      Air intake system check
      Exhaust system check
      EGR control system check
      Starting system check
      Glow control system check
      OBD system check
      Inspection of the diagnostic light warning light illumination circuit system
      Inspection of the diagnostic light warning light blinking circuit system
      Inspection of the starter circuit system
   15D Symptom (6UZ1)
      Engine start failure
      Engine stalling
      Engine hunching, rough idling
      Excessive white smoke in the exhaust gas
      Excessive black smoke in the exhaust gas
      Abnormal noise
      Large fuel consumption
      Large oil consumption
      Insufficient engine output
   15E DTC Information (6UZ1)
      DTC P0016 (Flash Code 16) Crankshaft Position - Camshaft Position Correlation
      DTC P0087 (Flash Code 225) Fuel Rail Pressure Limiter Open
      DTC P0089 (Flash Code 151) Fuel Rail Pressure Regulator Performance
      DTC P0091 (Flash Code 247) PCV-1 Monitoring Constant Low
      DTC P0092 (Flash Code 217) PCV-1 Monitoring Constant High
      DTC P0093 (Flash Code 227) PCV Fuel Rail Pressure Too Low 2
      DTC P0112 (Flash Code 22) Intake Air Temperature Circuit Low Input
      DTC P0113 (Flash Code 22) Intake Air Temperature Circuit High Input
      DTC P0117 (Flash Code 23) Engine Coolant Temperature Circuit Low Input
      DTC P0118 (Flash Code 23) Engine Coolant Temperature Circuit High Input
      DTC P0182 (Flash Code 211) Fuel Temperature Sensor Circuit Low Input
      DTC P0183 (Flash Code 211) Fuel Temperature Sensor Circuit High Input
      DTC P0192 (Flash Code 245) Fuel Rail Pressure Sensor Circuit Low Voltage
      DTC P0193 (Flash Code 245) Fuel Rail Pressure Sensor Circuit High Voltage
      DTC P0201 (Flash Code 271) Injector Circuit Cylinder 1
      DTC P0202 (Flash Code 272) Injector Circuit Cylinder 2
      DTC P0203 (Flash Code 273) Injector Circuit Cylinder 3
      DTC P0204 (Flash Code 274) Injector Circuit Cylinder 4
      DTC P0205 (Flash Code 275) Injector Circuit Cylinder 5
      DTC P0206 (Flash Code 276) Injector Circuit Cylinder 6
      DTC P0217 (Flash Code 542) Engine Over Heat Condition
      DTC P0219 (Flash Code 543) Engine Overspeed Condition
      DTC P0237 (Flash Code 32) Turbocharger Boost Sensor Circuit Low Input
      DTC P0238 (Flash Code 32) Turbocharger Boost Sensor Circuit High Input
      DTC P0335 (Flash Code 15) Crankshaft Position Sensor Circuit
      DTC P0336 (Flash Code 15) Crankshaft Position Sensor Performance
      DTC P0340 (Flash Code 14) Camshaft Position Sensor Circuit
      DTC P0380 (Flash Code 66) Glow Relay Circuit
      DTC P0381 (Flash Code 67) Glow Plug Indicator Lamp
      DTC P0404 (Flash Code 45) EGR Valve Control Circuit
      DTC P0409 (Flash Code 44) EGR Valve BLDC Position Circuit
      DTC P0522 (Flash Code 295) Engine Oil Pressure Sensor Circuit Low Input
      DTC P0523 (Flash Code 295) Engine Oil Pressure Sensor Circuit High Input
      DTC P0563 (Flash Code 35) System Voltage High
      DTC P0601 (Flash Code 53) Control Module Read Only Memory
      DTC P0602 (Flash Code 154) Injector Tolerance-QR Code Error
      DTC P0604 (Flash Code 153) Internal Control Module Random Access Memory Error
      DTC P0606 (Flash Code 51) CPU Error Record/SUB-CPU Error
      DTC P060B (Flash Cod 36) A/D Converter Error
      DTC P0615 (Flash Code 19) Starter Cut Relay Circuit
      DTC P0641 (Flash Code 55) 5 Volt Reference 1 Circuit
      DTC P0650 (Flash Code 77) Malfunction Indicator Lamp Control Circuit
      DTC P0651 (Flash Code 56) 5 Volt Reference 2 Circuit
      DTC P0685 (Flash Code 416) Main Relay Circuit Stuck Open
      DTC P0687 (Flash Code 416) Main Relay Circuit Stuck Close
      DTC P0697 (Flash Code 57) 5 Volt Reference 3 Circuit
      DTC P1062 (Flash Code 257) PCV-1 FB Control Circuit
      DTC P1063 (Flash Code 258) PCV-2 FB Control Circuit
      DTC P1093 (Flash Code 226) Fuel Rail Pressure Low During Power Enrichment
      DTC P1112 (Flash Code 295) Boost Temperature Sensor Circuit Low
      DTC P1113 (Flash Code 295) Boost Temperature Sensor Circuit High
      DTC P1261 (Flash Code 34) EDU Charge Circuit 1 Low Voltage
      DTC P1262 (Flash Code 34) EDU Charge Circuit 2 Low Voltage
      DTC P1293 (Flash Code 221) Fuel Filter Pressure Sensor Circuit Low
      DTC P1294 (Flash Code 221) Fuel Filter Pressure Sensor Circuit High
      DTC P1404 (Flash Code 45) EGR BLDC Zero Position
      DTC P1621 (Flash Code 54) Control Module EEPROM Error
      DTC P1655 (Flash Code 59) 5 Volt Reference 4 Circuit
      DTC P2122 (Flash Code 121) Pedal Position Sensor Circuit1 Low Input
      DTC P2123 (Flash Code 121) Pedal Position Sensor Circuit1 High Input
      DTC P2127 (Flash Code 122) Pedal Position Sensor Circuit2 Low Input
      DTC P2128 (Flash Code 122) Pedal Position Sensor Circuit2 High Input
      DTC P2138 (Flash Code 124) Pedal Position Sensor Circuit1-2 Correlation
      DTC P2146 (Flash Code 158) Injector Circuit Group 1
      DTC P2149 (Flash Code 159) Injector Circuit Group 2
      DTC P2228 (Flash Code 71) Barometric Pressure Circuit Low Input
      DTC P2229 (Flash Code 71) Barometric Pressure Circuit High Input
      DTC P2295 (Flash Code 248) PCV-2 Monitoring Constant Low
      DTC P2296 (Flash Code 218) PCV-2 Monitoring Constant High
      DTC U0001 (Flash Code 84) ISO-CAN bus reset counter overrun
      DTC U0073 (Flash Code 84) CAN bus reset counter overrun
      DTC U0101 (Flash Code 85) Lost Communication with IEC
      DTC U2106 (Flash Code 85) Lost Communication with Wheel Loader Transmission Control System
      DTC mapping table
   1A Engine Control (6UZ1)
      DTC P0016 (Flash Code 16) Crankshaft Position - Camshaft Position Correlation
      DTC P0087 (Flash Code 225) Fuel Rail Pressure Limiter Open
      DTC P0089 (Flash Code 151) Fuel Rail Pressure Regulator Performance
      DTC P0091 (Flash Code 247) PCV-1 Monitoring Constant Low
      DTC P0092 (Flash Code 217) PCV-1 Monitoring Constant High
      DTC P0093 (Flash Code 227) PCV Fuel Rail Pressure Too Low 2
      DTC P0112 (Flash Code 22) Intake Air Temperature Circuit Low Input
      DTC P0113 (Flash Code 22) Intake Air Temperature Circuit High Input
      DTC P0117 (Flash Code 23) Engine Coolant Temperature Circuit Low Input
      DTC P0118 (Flash Code 23) Engine Coolant Temperature Circuit High Input
      DTC P0182 (Flash Code 211) Fuel Temperature Sensor Circuit Low Input
      DTC P0183 (Flash Code 211) Fuel Temperature Sensor Circuit High Input
      DTC P0192 (Flash Code 245) Fuel Rail Pressure Sensor Circuit Low Voltage
      DTC P0193 (Flash Code 245) Fuel Rail Pressure Sensor Circuit High Voltage
      DTC P0201 (Flash Code 271) Injector Circuit Cylinder 1
      DTC P0202 (Flash Code 272) Injector Circuit Cylinder 2
      DTC P0203 (Flash Code 273) Injector Circuit Cylinder 3
      DTC P0204 (Flash Code 274) Injector Circuit Cylinder 4
      DTC P0205 (Flash Code 275) Injector Circuit Cylinder 5
      DTC P0206 (Flash Code 276) Injector Circuit Cylinder 6
      DTC P0217 (Flash Code 542) Engine Over Heat Condition
      DTC P0219 (Flash Code 543) Engine Overspeed Condition
      DTC P0237 (Flash Code 32) Turbocharger Boost Sensor Circuit Low Input
      DTC P0238 (Flash Code 32) Turbocharger Boost Sensor Circuit High Input
      DTC P0335 (Flash Code 15) Crankshaft Position Sensor Circuit
      DTC P0336 (Flash Code 15) Crankshaft Position Sensor Performance
      DTC P0340 (Flash Code 14) Camshaft Position Sensor Circuit
      DTC P0380 (Flash Code 66) Glow Relay Circuit
      DTC P0381 (Flash Code 67) Glow Plug Indicator Lamp
      DTC P0404 (Flash Code 45) EGR Valve Control Circuit
      DTC P0409 (Flash Code 44) EGR Valve BLDC Position Circuit
      DTC P0522 (Flash Code 295) Engine Oil Pressure Sensor Circuit Low Input
      DTC P0523 (Flash Code 295) Engine Oil Pressure Sensor Circuit High Input
      DTC P0563 (Flash Code 35) System Voltage High
      DTC P0601 (Flash Code 53) Control Module Read Only Memory
      DTC P0602 (Flash Code 154) Injector Tolerance-QR Code Error
      DTC P0604 (Flash Code 153) Internal Control Module Random Access Memory Error
      DTC P0606 (Flash Code 51) CPU Error Record/SUB-CPU Error
      DTC P060B (Flash Cod 36) A/D Converter Error
      DTC P0615 (Flash Code 19) Starter Cut Relay Circuit
      DTC P0641 (Flash Code 55) 5 Volt Reference 1 Circuit
      DTC P0650 (Flash Code 77) Malfunction Indicator Lamp Control Circuit
      DTC P0651 (Flash Code 56) 5 Volt Reference 2 Circuit
      DTC P0685 (Flash Code 416) Main Relay Circuit Stuck Open
      DTC P0687 (Flash Code 416) Main Relay Circuit Stuck Close
      DTC P0697 (Flash Code 57) 5 Volt Reference 3 Circuit
      DTC P1062 (Flash Code 257) PCV-1 FB Control Circuit
      DTC P1063 (Flash Code 258) PCV-2 FB Control Circuit
      DTC P1093 (Flash Code 226) Fuel Rail Pressure Low During Power Enrichment
      DTC P1112 (Flash Code 295) Boost Temperature Sensor Circuit Low
      DTC P1113 (Flash Code 295) Boost Temperature Sensor Circuit High
      DTC P1261 (Flash Code 34) EDU Charge Circuit 1 Low Voltage
      DTC P1262 (Flash Code 34) EDU Charge Circuit 2 Low Voltage
      DTC P1293 (Flash Code 221) Fuel Filter Pressure Sensor Circuit Low
      DTC P1294 (Flash Code 221) Fuel Filter Pressure Sensor Circuit High
      DTC P1404 (Flash Code 45) EGR BLDC Zero Position
      DTC P1621 (Flash Code 54) Control Module EEPROM Error
      DTC P1655 (Flash Code 59) 5 Volt Reference 4 Circuit
      DTC P2122 (Flash Code 121) Pedal Position Sensor Circuit 1 Low Input
      DTC P2123 (Flash Code 121) Pedal Position Sensor Circuit 1 High Input
      DTC P2127 (Flash Code 122) Pedal Position Sensor Circuit 2 Low Input
      DTC P2128 (Flash Code 122) Pedal Position Sensor Circuit 2 High Input
      DTC P2138 (Flash Code 124) Pedal Position Sensor Circuit 1-2 Correlation
      DTC P2146 (Flash Code 158) Injector Circuit Group 1
      DTC P2149 (Flash Code 159) Injector Circuit Group 2
      DTC P2228 (Flash Code 71) Barometric Pressure Circuit Low Input
      DTC P2229 (Flash Code 71) Barometric Pressure Circuit High Input
      DTC P2295 (Flash Code 248) PCV-2 Monitoring Constant Low
      DTC P2296 (Flash Code 218) PCV-2 Monitoring Constant High
      DTC U0001 (Flash Code 84) ISO-CAN bus reset counter overrun
      DTC U0073 (Flash Code 84) CAN bus reset counter overrun
      DTC U0101 (Flash Code 85) Lost Communication with IEC
      DTC U2106 (Flash Code 85) Lost Communication with Wheel Loader Transmission Control System
   Wiring Diagram
      Using the ETM
      Engine
      Location Diagram
      Connector List
      Terminal Name