Car Questions
RepairPal is your advocate for car care advice and guidance

Will not start and run if tbi unit plugged in

(1990 Dodge Ram 50)
in Frankfort, IN on December 26, 2009
i cannt find the diagonis plug on this truck anywhere and i have replaced fuel pump/regulator/tbi unit /mass air flow /coil and the engine will not run with tbi unit plugged in it is a import it has the 3.0 misabushi engine 4x4 5speed
Ask a Question
Displaying 1 answer & 0 comments
Popular Answer
on December 26, 2009
The Diagnostic plug is in the Engine Compartment and it is Black. You need to have the system scanned before you so pend more time and money just trying parts.

try here for some info on how to get the codes out of your Truck

Sign in to reply
Get a repair estimate
RepairPal estimates are guaranteed at over 2,000 quality certified locations nationwide.
Or interested in getting a repair? Find a Shop

Similar Questions

View answers to similar questions from RepairPal's community of auto experts and enthusiasts.
I have a '95 k2500 with a '78 model 350 installed. my truck will crank fine and drives ok-ish. (tends to bog a little...
We went to leave and my van ran very rough and would die right away. the warning light for the etc came in. we discon...
Didn't find what you were looking for?