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Caterpillar 3306 Fault Code Manual (7RJ/9TL/2AZ)

Original price was: $245.95.Current price is: $215.95.

Factory printed Cat 3306 service manual covers diagnostic & testing procedures. Helps reduce diagnostic time. Covers engines serial number prefixes: 7RJ, 9TL & 2AZ.

NOTE: If you’re performing an engine overhaul we recommend that you purchase the complete overhaul manual set that we have created in conjunction with Caterpillar. By doing this you’ll have all of the information necessary to properly overhaul your engine.
View Overhaul Set Here

Caterpillar 3306 Fault Code Manual (7RJ/9TL/2AZ)

Factory printed Caterpillar 3306 fault code / electronic troubleshooting manual.  Includes fault codes & wire diagrams.  Helps reduce diagnostic times for your electronic diagnostics.  Whether you need to chase fault codes, perform diagnostic functional testing, view wire diagrams for a specific device, or a multitude of other diagnostic needs, this surely is the best manual to fit your needs.

The factory-printed Caterpillar troubleshooting manual is specifically designed for Caterpillar fault code diagnosis.  It provides detailed information on fault codes and their meanings, as well as step-by-step instructions on how to diagnose and repair problems related to these codes.  By using this manual, you can quickly identify the root cause of any issues with your engine, saving time and money on repairs.

In addition to fault codes, the manual also includes detailed wiring diagrams for each device on your engine.  These diagrams make it easy to trace electrical issues back to their source and ensure that all connections are properly installed and functioning correctly.  Whether you need to perform diagnostic functional testing or view wire diagrams for a specific device, this manual has everything you need.


Caterpillar 3306

Engine Serial Number Prefix:

7RJ, 9TL, 2AZ

  • Caterpillar 3306 Electronic troubleshooting
    • System Overview
    • ECM Replacement
    • Sensors & Electrical Connectors
  • Programming Parameters
    • Dyno Mode
    • Test ECM Mode
    • Customer Passwords
    • ECM Date/Time Stamped Info
    • ECM Snapshot
    • Factory Passwords
    • Flash Programming
    • Service Info Report
  • Customer Specified Parameters
    • Customer Specified Parameters, Table & Worksheet
    • Cruise Control
    • Data Link
    • Dedicated PTO Parameters
    • Driver Reward Parameters
    • ECM ID Parameters
    • Engine/Gear Parameters
    • Engine Monitoring
    • Idle Parameters
    • Input Selections
    • Maintenance Parameters
    • Output Selections
    • Security Access Parameters
    • Selected Engine Rating
    • Smart Idle Parameters
    • Timer Parameters
    • Trip Parameters
    • Vehicle Activity Report Parameters
    • Vehicle Speed Parameters
  • System Configuration Parameters
  • Caterpillar 3306 Troubleshooting w/o diagnostic code
    • Cannot Reach Top Engine RPM
    • Cannot Reach Vehicle Speed Limit
    • Check Engine Lamp or Warning Lamp Inoperative
    • Cooling Fan Always On
    • Cruise Control, Idle or PTO Cannot Be Set
    • Driver Questionnaire & Response
    • ECM Won’t Accept Factory Passwords
    • Electronic Service Tool Won’t Communicate With ECM
    • Engine
      • Cranks But No Start
      • Misfires, Runs Rough or is Unstable
      • Jake / Engine Brake Won’t Turn On
      • Vibration
      • Won’t Crank
    • Excessive
      • Black Smoke
      • Fuel Consumption
      • White Smoke
    • Intermittent Cruise Control, Idle or PTO Kickout
    • Intermittent Low Power or Power Cut Out
    • Low Power, Poor or No Throttle Response
    • Poor Acceleration or Response
  • Caterpillar 3306 Troubleshooting w/ diagnostic code
    • All Engine Related Fault Codes
  • Caterpillar 3306 Diagnostic functional tests
    • 5 Volt Engine Pressure Sensor Supply Circuit Test
    • Throttle Sensor Circuit Test
    • Air Inlet Shutoff Circuit Test
    • Data Link Circuit Test
    • Aux. Brake Circuit Test
    • Check Engine Lamp Circuit Test
    • Clutch Pedal Position Switch Test
    • Coolant Level Sensor Test
    • Cooling Fan Circuit & AC High Pressure Switch Test
    • Cruise Control Switch Test
    • Diagnostic Enable Switch Circuit Test
    • Eaton Top 2 Transmission Circuit  Test
    • ECM Memory Test
    • Electrical Connectors Inspect
    • Engine
      • Coolant Diverter Circuit Test
      • Pressure Sensor Open / Short Circuit  Test
      • Running Output Circuit Test
      • Shutdown Output Test
      • Speed / Timing Sensor Circuit Test
      • Temperature Sensor Open / Short Circuit Test
    • Fan Override Switch Circuit Test
    • Idle Shutdown Timer Test
    • Ignition Key Switch & Battery Supply Circuit Test
    • Ignore Brake / Clutch Circuit Test
    • Injector Solenoid Circuit Test
    • Intake Valve Actuation System Oil Pressure Circuit Test
    • Intake Valve Actuator & Response Circuit Test
    • Multi-Torque Test
    • Neutral Switch Circuit Test
    • Powertrain Data Link Circuit Test
    • PTO
      • Engine RPM Set Speed Circuit Test
      • Shutdown Timer Test
      • Switch Circuit Test
      • Switch ON Lamp Circuit Test
      • Remote PTO Accelerator Position Sensor Circuit Test
    • Compression Brake Solenoid Circuit Test
    • Service Brake Pedal Position Circuit Test (both circuits)
    • Starting Aid Output & Switch Circuit Test
    • Tachometer Circuit Test
    • Torque Limit Switch Circuit Test
    • 2 Speed Axle Switch Circuit Test
    • Vehicle Speedometer Circuit Test
    • Warning Lamp Circuit Test
  • Calibration procedures
    • Engine Speed / Timing Sensor Calibration
    • Injector Code Calibration
    • Vehicle Speed Circuit Calibration

Can be used with or without the use of Cat ET, Pro-Link or other scan tools.  While the proper scan equipment will speed diagnostic times, much testing can still be performed using only a multi-meter.

Manufacturer reserves the right to make changes without prior notice

Caterpillar 3306 Electronic Troubleshooting Manual (serial number: 7RJ, 9TL, 2AZ)

Manuals normally ship out within 24 hours.

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While this is a factory manual, we are not representing to be an agent of this manufacturer

Caterpillar 3306 Fault Code Manual (7RJ/9TL/2AZ)


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Caterpillar 3306 Fault Code Manual (7RJ/9TL/2AZ)
Original price was: $245.95.Current price is: $215.95.