Cummins Signature, ISX, QSX15 CM570 ECM Diagnostics Manual

Covers: Cummins Signature, ISX and QSX 15 Electronic Control System CM570
Pages: 1,832
Format: PDF files (zipped)
File size: 62mb
Compatibility: Windows/Mac computers
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This manual contains instructions for troubleshooting and repairing the Cummins Signature, ISX, QSX 15 CM570 electronic control system. Fault code and symptom troubleshooting, and Signature/ISX CM570 color wiring diagram are included.

2007 publication.

Topic list:

Introduction

• Engine Identification
• Engine Diagrams
• Familiarization
• Electronic Controlled Fuel System
• Service Tools and Hardware – Overview

Troubleshooting Fault Codes

• Information Fault Codes
• Electronic Control Module (ECM)
• Camshaft Engine Position Sensor Circuit
• Crankshaft Engine Position Sensor Circuit
• Intake Manifold Pressure Sensor Circuit
• Accelerator Position Sensor Circuit
• Remote Throttle Position Sensor Circuit
• Oil Pressure Sensor Circuit
• Coolant Temperature Sensor Circuit
• Frequency Throttle Circuit
• Intake Manifold Temperature Sensor Circuit
• Intake Manifold Temperature – Data Valid but Above Normal Operational Range – Most Severe Level
• Sensor Voltage Supply
• ICON Lamp Circuit
• Oil Temperature Sensor Circuit
• Wet Tank Pressure Sensor Circuit
• Ambient Air Pressure Sensor Circuit
• Burn Valve Solenoid
• Sensor Voltage Supply
• Engine Overspeed
• Engine Coolant Level – Engine Protection
• Vehicle Speed Sensor Circuit
• Engine Fan Clutch Supply Circuit
• Ambient Air Temperature Sensor Circuit
• Fuel Shutoff Valve Solenoid Supply Circuit
• Ambient Air Temperature Sensor Circuit
• Fuel Shutoff Valve
• Sensor Supply Voltage
• J1939 Datalink Multiplexing
• Temperature Sensor Circuit
• Ambient Air Pressure Sensor
• Pressure Sensor Circuit
• Real-Time Clock Power Circuit
• Idle Shutdown Vehicle Accessory/Ignition Bus Relay Circuit
• Unswitched Battery Supply Circuit
• Electronic Control Module (ECM
• Auxiliary Speed Governor
• Sensor Voltage Supply
• ICON Idle Control System
• Actuator Circuit
• Sensor Voltage Supply
• Throttle Voltage Supply
• Engine Brake Supply Circuit
• Actuator Circuit
• Intake Manifold Pressure Sensor
• Coolant Level Sensor Circuit
• J1939 Datalink Communication
• Water-In-Fuel
• Idle Validation Switch Choice
• Idle Validation Switch Circuit
• Accelerator Pedal Circuit
• Intake Manifold Pressure Circuit
• Unswitched Battery Supply Circuit
• Oil Pressure Sensor
• Unswitched Battery Supply Circuit
• Throttle Voltage Supply
• High Fuel Pressure
• Front Rail Pressure Sensor Circuit
• Wastegate Actuator Number 1 Circuit
• ICON Cab Thermostat Circuit
• Crankcase Oil Level Sensor Circuit
• Starter Solenoid Lockout Relay Driver Circuit
• Electronic Air Compressor Governor Circuit
• Low Fuel Pressure
• Rear Rail Pressure Sensor Circuit
• Fuel System Underfueling
• Auxiliary Speed Input Error
• Wastegate Actuator Number 2 Circuit
• Sensor Supply Voltage
• Switched Output Error
• Autoshift Low Gear Actuator (Lockout Solenoid Circuit
• Autoshift High Gear Actuator (Shift Solenoid Circuit
• Autoshift Neutral Actuator
• ICON Starter Relay/Interlock Circuit
• Top 2 Transmission Circuit – Mechanical System Failure
• Fuel Pressure Sensor Circuit
• Idle Validation Switch Choice
• Fuel System Overfueling
• Fuel Inlet Restriction Sensor Circuit
• Engine Start Alarm Circuit
• Turbocharger Speed High
• Voltage Monitor – High Voltage
• Voltage Monitor – Low Voltage
• Engine Speed Sensor and Camshaft Position Sensor – Mechanical Misalignment Between Camshaft and Crankshaft Sensors
• Engine Speed Sensor Circuit
• Fuel Injector
• Adaptive Cruise Control Circuit
• Cylinder Power Imbalance

Troubleshooting Symptoms

• Troubleshooting Procedures and Techniques
• Troubleshooting Symptom Charts
• Cab Thermostat Displays a Fault Code
• Cab Thermostat Will Not Autostart Engine
• Cab Thermostat Will Not Power Up
• Communication Error – Electronic Service Tool or Control Device
• Engine Acceleration or Response Poor
• Engine Decelerates Slowly
• Engine Difficult to Start or Will Not Start (Exhaust Smoke
• Engine Difficult to Start or Will Not Start (No Exhaust Smoke
• Engine Fan Does Not Operate, Operates Erratically, or Operates Continuously
• Engine Power Output Low
• Engine Power Output Low – Performance Measurement
• Engine Runs Rough at Idle
• Engine Runs Rough or Misfires
• Engine Shuts Off Unexpectedly or Dies During Deceleration
• Engine Speed Surges at Low or High Idle
• Engine Speed Surges Under Load or in Operating Range
• Engine Speed Surges in PTO or Cruise Control
• Engine Starts But Will Not Keep Running
• Engine Will Not Reach Rated Speed (RPM
• Engine Will Not Shut Off
• Fault Code Warning Lamps Stay On (No Apparent Reason
• Fault Code Warning Lamps Do Not Illuminate
• Fuel Consumption Excessive
• Fuel in Coolant
• Fuel in Lubricating Oil
• ICON Can Not Be Activated
• ICON Lamp Does Not Illuminate
• ICON Alarm Does Not Sound Before An Engine Start
• Maintenance Lamp Stays On or Flashes
• PTO or Cruise Control Does Not Work
• Smoke, Black-Excessive
• Smoke, White-Excessive

Electronic Engine Controls

• Service Tools
• Barometric Air Pressure Sensor
• Battery Ground Circuit
• Clutch Pedal Position Switch
• Clutch Pedal Position Switch Circuit
• Engine Coolant Level Sensor
• Engine Coolant Temperature Sensor
• Cruise Control or PTO ON/OFF Switch
• Cruise Control or PTO ON/OFF Switch Circuit
• Cruise Control or PTO Set/Resume Select Switch
• Cruise Control or PTO Set/Resume Select Switch Circuit
• Diagnostic Test Mode Switch
• Diagnostic Test Mode Switch Circuit
• Electronic Control Module (ECM
• ECM Calibration Code
• Engine Brake ON/OFF Switch
• Engine Brake ON/OFF Switch Circuit
• Engine Brake Level Switch
• Engine Position Sensor (EPS
• Engine Wiring Harness
• Fan Control Circuit
• Fault Lamp
• Fault Lamp Circuit
• Fuel Shutoff Valve Circuit
• Fuel Shutoff Valve
• Idle Adjust Switch
• Idle Adjust Switch Circuit
• Idle Validation Switch
• Internal Actuator Wiring Harness
• Key Switch Battery Supply Circuit
• Wiring Harness
• Programmable Features and Parameters Not Correct
• Remote PTO Switch Circuit
• Remote PTO Switch
• Tachometer Circuit
• Accelerator Pedal or Level Position Sensor
• Accelerator Pedal or Level Position Sensor Circuit
• Unswitched Battery Supply Circuit
• Brake Pedal Position Sensor
• Brake Pedal Position Sensor Circuit
• Vehicle Speed Sensor, Digital Input
• Vehicle Speed Sensor, Magnetic Pick Up
• Vehicle Speed Sensor Circuit
• Intermediate Speed Control Switch
• Intermediate Speed Control Validation Switch
• Fueling Actuator
• Timing Actuator
• Rail Fuel Pressure Sensor
• Water in Fuel Sensor
• Fuel Pump Inlet Restriction Sensor
• Ambient Air Temperature Sensor Circuit
• Oil Pressure/Temperature Sensor
• Intake Manifold Pressure/Temperature Sensor
• Wet Tank Pressure Sensor
• Data Link Circuit, SAE J1939
• Data Link Circuit, SAE J1587
• Maintenance Lamp
• Maintenance Lamp Circuit
• Electronic Air Compressor Governor
• Front Rail Pressure Sensor
• Rear Rail Pressure Sensor
• Ring Terminal
• Fuse, Harness In-Line
• Connector, Butt Splice
• Weather Pak Connector Series
• Metripack Connector Series
• AMP Connector Series
• Deutsch Connectors
• ITT Cannon Connector Series
• AMP VP44 Connector Series
• Packard Relay Connector
• Ford And Connector Series
• D-Sub Miniature Connector Series
• Bosch And Actuator and Sensor Connector Series
• Bosch And ECM Injector Driver Connector Series
• Bosch And ECM Actuator and Sensor Connector Series
• Bosch And ECM Connector Series
• Framatome Connector Series
• Augat Connector Series
• Air Conditioning Pressure Switch
• Air Conditioning Pressure Switch Circuit
• Starter Relay Circuit
• Interlock Input Circuit
• Ignition Relay Circuit
• Engine Start Alarm Circuit
• Real-Time Clock Battery
• Shaft Speed Sensor, Magnetic Pick Up
• Shaft Speed Sensor Circuit
• Multimeter Usage
• Resistance Measurement Using a Multimeter
• Component Connector and Pin Inspection
• Inactive or Intermittent Fault Code
• ECM ROM Boot
• Engine Datalinks
• Bosch Aftertreatment DEF Controller Connector
• Specifications

Cummins Signature/ISX CM570 color wiring diagram

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