Caterpillar C7, C9 Truck Diesel Engine Troubleshooting Manual

Covers: Caterpillar C7 and C9 truck diesel engines with serial prefixes

• C7 – KAL, LBM, NPH, SAP, WAX, YPG
• C9 – 9DG, CKP, ETK, LFE, LFR, SRB

Pages: 408
Format: PDF
File size: 24mb
Compatibility: Windows/Mac/Tablet
Notes: Bookmarked, searchable, printable, instant download

The Caterpillar C7, C9 truck diesel engine troubleshooting manual in PDF format covers symptom and code-based troubleshooting/diagnostics for the Cat C7 and C9 truck engines with serial number prefixes listed.

Topics:

• System Overview
• Electronic Service Tools
• Replacing the ECM
• Sensors and Electrical Connectors
• Programming Parameters
• Test ECM Mode
• Customer Passwords
• ECM Date Time Stamped Information
• ECM Snapshot
• Factory Passwords
• Flash Programming
• Injector Trim File
• Service Information Report
• Customer Specified Parameters
• Cruise Control Parameters
• Data Link Parameters
• Dedicated PTO Parameters
• Engine and Gear Parameters
• Engine Monitoring Parameters
• Exhaust Brake Parameters
• Idle Parameters
• Input Selections
• Maintenance Parameters
• Output Selections
• Passwords
• Selected Engine Rating
• Smart Idle Parameters
• Timer Parameters
• Trip Parameters
• Truck Manufacture Parameters
• Vehicle Speed Parameters
• System Configuration Parameters
• Can Not Reach Top Engine RPM
• Can Not Reach Vehicle Speed Limit
• Check Engine Lamp or Warning Lamp Is Malfunctioning
• Cruise Control, Idle, or PTO Can Not Be Set
• Driver Questionnaire
• Driver Questionnaire Response
• ECM Will Not Accept Factory Passwords
• Electronic Service Tool Will Not Communicate with ECM
• Elevated Idle
• Engine Cranks but Will Not Start
• Engine Has Early Wear
• Engine Misfires, Runs Rough or Is Unstable
• Engine Vibration
• Engine Will Not Crank
• Excessive Black Smoke
• Excessive Fuel Consumption
• Excessive White Smoke
• Intermittent Cruise Control, Idle, or PTO Kickout
• Intermittent Engine Shutdown
• Intermittent Low Power or Power Cutout
• Low Power, Poor or No Response to Throttle
• Poor Acceleration or Response
• Diagnostic Codes and Diagnostics
• No Diagnostic Code Detected
• 5 Volt Engine Pressure Sensor Supply Circuit – Test
• Accelerator Pedal (Throttle) Position Sensor Circuit – Test
• Air Inlet Heater Circuit – Test
• ATA (SAE J1587 J1708) Data Link Circuit – Test
• Change Oil Lamp Circuit – Test
• Check Engine Lamp Circuit – Test
• Clutch Pedal Position Switch Circuit – Test
• Coolant Level Sensor Circuit – Test
• Cooling Fan Circuit and AC Compressor Clutch/Switch Circuit – Test
• Cruise Control Switch Circuit – Test
• Diagnostic Enable Switch Circuit – Test
• ECM Memory – Test
• Electrical Connectors – Inspect
• Engine Pressure Sensor Open or Short Circuit – Test
• Engine Running Output Circuit – Test
• Engine Speed, Timing Sensor Circuit – Test
• Engine Temperature Sensor Open or Short Circuit – Test
• Exhaust Brake Circuit – Test
• Diesel Particulate Filter Circuit – Test
• Fast Idle Enable Circuit – Test
• Fast Idle Lamp Circuit – Test
• Fuel Level Sensor Circuit – Test
• Idle Shutdown Timer – Test
• Ignore Brake, Clutch Switch Circuit – Test
• Injection Actuation Pressure – Test
• Injection Actuation Pressure Control Valve Circuit – Test
• Injection Actuation Pressure Sensor – Test
• Injector Solenoid Circuit – Test
• Neutral Switch Circuit – Test
• Powertrain Data Link Circuit – Test
• PTO Engine RPM Set Speed (Input A and Input B) Circuit – Test
• PTO Engine Shutdown Switch Circuit – Test
• PTO Shutdown Timer – Test
• PTO Switch Circuit – Test
• PTO Switch ON Lamp Circuit – Test
• Remote PTO Accelerator Position Sensor Circuit – Test
• Service Brake Pedal Position (Switch 1) Circuit – Test
• Service Brake Pedal Position (Switch 2) Circuit – Test
• Starting Aid Output Circuit – Test
• Tachometer Circuit – Test
• Torque Limit Switch Circuit – Test
• Transmission (AT,MT,HT) Relay Circuit – Test
• Two Speed Axle Switch Circuit – Test
• Vehicle Speed and Speedometer Circuit – Test
• Wait To Start Lamp Circuit – Test
• Warning Lamp Circuit – Test
• Wastegate Solenoid – Test