Caterpillar Engines Troubleshooting

Cat Engines Maintenance & Repair Guides

Skip to content
Menu
  • Home
  • About Me
  • Contact Us
  • Privacy Policy

Author: sam

C18

C15 and C18 – ARD Combustion Air Valve – Replace

Posted on May 12, 2020 by sam

This code will trip if the automated ARD Air Valve Calibration sweep exceeds the calibration limits AND a failed regeneration occurs. The ARD Air Valve calibration is…

C18

C15 and C18 – Codes that Inhibit Operation of Aftertreatment System

Posted on May 12, 2020 by sam

Diagnostic Trouble Codes that Affect the Aftertreatment System and the Conditions for Clearing the Code   The following tables list the codes that inhibit the…

C18

C15 and C18 – Soot Sensor – Test

Posted on May 12, 2020 by sam

System Operation Description: Use this procedure to troubleshoot a suspected problem with the soot sensing system. Use this procedure if a diagnostic code in Table…

C18

C15 and C18 – Solenoid Valve – Test

Posted on May 12, 2020 by sam

System Operation Description: The Engine Control Module (ECM) monitors the current flow through the coils of the applicable components The ECM sets a diagnostic trouble…

C18

C15 and C18 – NOx Reduction System (NRS) – Test

Posted on May 12, 2020 by sam

System Operation Description: The exhaust gas that flows from the exhaust manifold is mixed with fresh air. The NRS meters the mixture of air and…

C18

C15 and C18 – Exhaust Balance Valve – Test

Posted on May 12, 2020 by sam

System Operation Description: Use this procedure to troubleshoot the following codes: Note: Component locations outlined in this procedure may not represent all applications. Refer to the…

C18

C15 and C18 – ARD Nozzle Heater – Test

Posted on May 12, 2020 by sam

System Operation Description: The ARD nozzle can become plugged with carbon or with debris. The engine is equipped with a system that cleans the nozzle.…

C18

C15 and C18 – ARD Nozzle – Test

Posted on May 12, 2020 by sam

System Operation Description: The ARD nozzles can become plugged with carbon or with debris. The Engine Control Module (ECM) periodically tests the condition of the…

C18

C15 and C18 – ARD Ignition – Test

Posted on May 12, 2020 by sam

System Operation Description: Use this procedure to troubleshoot the following code. Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features. Note: Some of…

C18

C15 and C18 – ARD Fuel Supply – Test

Posted on May 12, 2020 by sam

System Operation Description: Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features. Table 1 Troubleshooting Test Steps Values Results 1. Check the…

Posts pagination

Previous Page Page 1 … Page 119 Page 120 Page 121 … Page 206 Next Page

Resources

  • About Me
  • Contact Us
  • Privacy Policy

Categories

  • 3126
  • 3126
  • 3208
  • 3306
  • 3406E
  • BX-2150
  • C15
  • C18
  • C7
  • Cat ID
  • D330
  • Delco 27SI
  • EL-740
  • Engine News
  • Programming
  • Service Magazine
  • Special Instruction
  • Troubleshooting
  • Uncategorized

Recent Posts

  • Cat C7 Injection Actuation Pressure Sensor Location
  • Programming – A/C Pressure Switch Fan-On Time
  • Programming – Minimum & Maximum Idle Shutdown Outside Temperature
  • Programming – Allow Idle Shutdown Override
  • Programming – Idle Shutdown Timer
© Copyright 2026 – Caterpillar Engines Troubleshooting
Wisteria Theme by WPFriendship ⋅ Powered by WordPress

Privacy Policy