7745 SPN Fault Code

Name:

Engine Start Request

Description:

Indicates the sender’s desire to start the engine. The engine start arbitrator latches this signal and, if possible, completes the engine start regardless of a change of state of this signal. Use Engine Start Abort Request (SPN 7747) to un-latch the start request and cancel an engine start that is in progress.The sender of this signal may increase the broadcast rate temporarily to once every 20 ms during an active request. It may also monitor Engine Start Request Latch Status (SPN 7754) from the arbitrator to determine when the request is latched. Once latched the sender may return to sending 00b – Start not requested. 00b = Start not requested 01b = Start requested, operator type 10b = Start requested, automatic type 11b = Not available

7745 spn fault code name is Engine Start Request. If you don't take the time to look into 7745 spn fault when it arises, it can add up quickly. One small issue like 7745 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 7745 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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