Download Caterpillar C6.6 Diesel Engine (S/N 666) Troubleshooting Manual

It is Original Manual Covers troubleshooting and fault code diagnostics for Cat C6.6 industrial engines with serial prefix “666.”

Topics in the Caterpillar C6.6 Diesel Engine Troubleshooting Manual:

Electronic Troubleshooting
System Overview
Glossary
Electronic Service Tools
Indicator Lamps
Replacing the ECM
Self-Diagnostics
Sensors and Electrical Connectors
Engine Wiring Information
ECM Harness Connector Terminals
Programming Parameters
Test ECM Mode
Factory Passwords
Flash Programming
Injector Trim File
Mode Switch Setup
Throttle Setup
Multiposition Switch Setup
Customer Specified Parameters
Customer Specified Parameters Table
System Configuration Parameters
Customer Specified Parameters Worksheet
Troubleshooting without a Diagnostic Code
Alternator Noise
Alternator Will Not Charge
Battery
Can Not Reach Top Engine RPM
Coolant in Engine Oil
Coolant Temperature Is Too High
ECM Will Not Accept Factory Passwords
ECM Will Not Communicate with Other Systems or Display Modules
Electronic Service Tool Will Not Communicate with ECM
Engine Cranks but Will Not Start
Engine Has Early Wear
Engine Misfires, Runs Rough or Is Unstable
Engine Oil in Cooling System
Engine Speed Does Not Change
Engine Stalls at Low RPM
Engine Vibration
Engine Will Not Crank
Excessive Black Smoke
Excessive Engine Oil Consumption
Excessive Valve Lash
Excessive White Smoke
Intake Air Temperature Is Too High
Intermittent Engine Shutdown
Intermittent Low Power or Power Cutout
Low Engine Oil Pressure
Low Power_Poor or No Response to Throttle
Mechanical Noise (Knock) in Engine
Noise Coming from Cylinder

Troubleshooting with a Diagnostic Code
Diagnostic Code Cross Reference
No Diagnostic Codes Detected
CID 0001 FMI 02
CID 0001 FMI 05
CID 0001 FMI 06
CID 0001 FMI 07
CID 0002 FMI 02
CID 0002 FMI 05
CID 0002 FMI 06
CID 0002 FMI 07
CID 0003 FMI 02
CID 0003 FMI 05
CID 0003 FMI 06
CID 0003 FMI 07
CID 0004 FMI 02
CID 0004 FMI 05
CID 0004 FMI 06
CID 0004 FMI 07
CID 0005 FMI 02
CID 0005 FMI 05
CID 0005 FMI 06
CID 0005 FMI 07
CID 0006 FMI 02
CID 0006 FMI 05
CID 0006 FMI 06
CID 0006 FMI 07
CID 0041 FMI 03
CID 0041 FMI 04
CID 0091 FMI 02
CID 0091 FMI 03
CID 0091 FMI 04
CID 0091 FMI 08
CID 0100 FMI 03
CID 0100 FMI 04
CID 0100 FMI 10
CID 0110 FMI 03
CID 0110 FMI 04
CID 0168 FMI 00
CID 0168 FMI 01
CID 0168 FMI 02
CID 0171 FMI 03
CID 0171 FMI 04
CID 0172 FMI 03
CID 0172 FMI 04
CID 0190 FMI 08
CID 0247 FMI 09
CID 0247 FMI 12
CID 0253 FMI 02
CID 0261 FMI 11
CID 0262 FMI 03
CID 0262 FMI 04
CID 0268 FMI 02
CID 0342 FMI 08
CID 0526 FMI 05
CID 0526 FMI 06
CID 0526 FMI 07
CID 0774 FMI 02
CID 0774 FMI 03
CID 0774 FMI 04
CID 0774 FMI 08
CID 1639 FMI 09
CID 1743 FMI 02
CID 1779 FMI 05
CID 1779 FMI 06
CID 1785 FMI 03
CID 1785 FMI 04
CID 1785 FMI 10
CID 1797 FMI 04
CID 1797 FMI 03
CID 1834 FMI 02
CID 2246 FMI 06

Troubleshooting with an Event Code
Event Codes
E172 High Air Filter Restriction
E194 High Exhaust Temperature
E232 High Fuel_Water Separator Water Level
E360 Low Engine Oil Pressure
E361 High Engine Coolant Temperature
E362 Engine Overspeed
E396 High Fuel Rail Pressure
E398 Low Fuel Rail Pressure
E539 High Intake Manifold Air Temperature
E2143 Low Engine Coolant Level

Diagnostic Functional Tests
5 Volt Sensor Supply Circuit – Test
Analog Throttle Position Sensor Circuit – Test
CAN Data Link Circuit – Test
Data Link Circuit – Test
Digital Throttle Position Sensor Circuit – Test
ECM Memory – Test
Electrical Connectors – Inspect
Engine Pressure Sensor Open or Short Circuit – Test
Engine Speed_Timing Sensor Circuit – Test
Engine Temperature Sensor Open or Short Circuit – Test
Engine Temperature Sensor Open or Short Circuit – Test 1
Fuel Rail Pump Solenoid – Test
Idle Validation Switch Circuit – Test
Ignition Keyswitch Circuit and Battery Supply Circuit – Test
Indicator Lamp Circuit – Test
Injector Data Incorrect – Test
Injector Solenoid Circuit – Test
Mode Selection Circuit – Test
PTO Switch Circuit – Test
Starting Aid (Glow Plug) Relay Circuit – Test
Throttle Switch Circuit – Test

Covers: Caterpillar C6.6 Industrial Diesel Engine w/ Serial Number Prefix 666
Pages: 457
Format: PDF
Compatibility: Windows/Mac/Tablet