CM 870 JAKE BRAKES
02-05-2025, (Subject: CM 870 JAKE BRAKES ) 
Post: #8
RE: CM 870 JAKE BRAKES
(02-04-2025 )Catman Wrote:  I am currently having this same problem with a cm870 Jake brake there is no voltage at pin 31 at the ecm. Does anyone know what was found to be the problem from this conversation? Any help would be greatly appreciated.

more info?

what is engine ser#?>

Maybe some history on the engine, problem, etc?.

What has been done so far?.


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Messages In This Thread
CM 870 JAKE BRAKES - yardie - 11-08-2021,
RE: CM 870 JAKE BRAKES - Rawze - 11-08-2021,
RE: CM 870 JAKE BRAKES - Rawze - 11-14-2021,
RE: CM 870 JAKE BRAKES - Rawze - 02-05-2025
RE: CM 870 JAKE BRAKES - Rawze - 02-06-2025,



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