DIESEL ENGINE SHUTDOWN TIMER CODE

DIESEL ENGINE SHUTDOWN TIMER CODE

When the event code is triggered, continue to turn OFF the machines following the proper procedure to turn the cab key switch to OFF position. These fault codes may indicate that the engine was shut down while the exhaust temperatures were still above the acceptable threshold. If the DES is aborted, potential damage to the engine and/or aftertreatment system can occur. A delayed engine shutdown will allow the engine and exhaust temperatures to cool to an acceptable level prior to shutting the engine down. The “Delayed Engine Shutdown” (DES) feature allows the engine to run after the key switch has been turned to the OFF position. When you turn the key to off with Tier four final equipment – the DES feature may activate, and the engine may continue to run for a time in order to cool down the exhaust system. It won’t happen very often but if it does, it’s completely normal. Yes! It’s one of the changes that caterpillar made to support the aftertreatment system. Mechanical failure causing the engine to stop prior to DES completionĭid you say the engine might keep running even after I turn it off with the key?.An operator turning the key switch to the fourth position or forcing a shutdown prior to DES completing.The engine will shut down, no troubleshooting required. E1217 (3) – Delayed Engine Shutdown Override The Delayed Engine Shutdown has been overridden.

Diesel engine shutdown timer