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My dodge ram d150 it starts and runs,fuel is going out of the exhaust system.
1991 Dodge D150

My dodge ram d150 it starts and runs,fuel is going out of the exhaust system.

(1991 Dodge D150)
I have change the ect sensor and coolant sensor and a new computer.
1 answer & 2 comments
Popular Answer
on October 12, 2014
Fuel pressure regulator leaking into the attached vacuum hose?
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on October 13, 2014
The customer had already replaced the fuel pressure regulator, and i rerouted the vacuum hose. We are unable to communicate with the ECM. The 20 amp fuse for the ecm is good the engine was replaced 18-24 months ago. Could it be a ground.
on October 13, 2014
Check engine light still work? IF so, get flash codes. IF not, Possible; ASD relay, fusible links, wiring/connectors etc... Need a diagnostic flow chart for PCM will not communicate!
Coolant Leak Diagnosis
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on October 12, 2014
Fuel pressure regulator leaking into the attached vacuum hose?
Sign in to reply
on October 13, 2014
The customer had already replaced the fuel pressure regulator, and i rerouted the vacuum hose. We are unable to communicate with the ECM. The 20 amp fuse for the ecm is good the engine was replaced 18-24 months ago. Could it be a ground.
on October 13, 2014
Check engine light still work? IF so, get flash codes. IF not, Possible; ASD relay, fusible links, wiring/connectors etc... Need a diagnostic flow chart for PCM will not communicate!

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