3542 SPN Fault Code

Name:

Requested Engine Control Mode

Description:

This parameter is used to request a change to the engine control mode. This is a status parameter. 0000b = Normal Engine Shutdown 0001b = Rapid Engine Shutdown 0010b = Emergency Engine Shutdown 0011b = Normal Engine Start 0100b = Rapid Engine Start 0101b to 1101b = available for SAE assignment 1110b = 1111b = Don’t Care / Take No ActionNormal Engine Shutdown – Used to request that the engine control system shut down the engine, using the normal shutdown sequence for the engine. The shutdown sequence might include cool down or other intermediate states that delay stopping the engine. Rapid Engine Shutdown – Used to request that the engine control system shut down the engine, using an abbreviated shutdown sequence for the engine. The intent is that the rapid engine shutdown take less time than a normal engine shutdown, but the specific shutdown sequence will depend on the configuration of the engine control system. Emergency Engine Shutdown – Used to request that the engine control syste

3542 spn fault code name is Requested Engine Control Mode. If you don't take the time to look into 3542 spn fault when it arises, it can add up quickly. One small issue like 3542 can cause a larger component to become damaged without taking the time to investigate. If you suspect your truck is suffering from one of these issues, look into replacing those small components to save money down the road.

Note: The name and description of 3542 code represents text descriptions for faults supported by another coding system and does not necessarily comply with SAE J1939. For a specific engine manufacturer's explanation for codes, please consult the engine's technical manual. See also other spn codes.

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