7503 SPN Fault Code

Name:

Aftertreatment Engine Load Request

Description:

Indicates whether the aftertreatment desires engine load to be applied. This is meant to notify the operator that the aftertreatment is requesting engine load for thermal purposes.The operator is expected to add load to the engine to satisfy this request. 00b = No Request 01b = Aftertreatment Engine Load Desired 10b = Urgent Aftertreatment Engine Load Desired 11b = Not Available

7503 spn fault code name is Aftertreatment Engine Load Request. If you don't take the time to look into 7503 spn fault when it arises, it can add up quickly. One small issue like 7503 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 7503 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.

7503 SPN Fault Code

Name:

Description:

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