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2006 dodge ram 2500, p0642 engine code, erratic shift.

Customer Question
2006 dodge ram 2500...

2006 dodge ram 2500, p0642 engine code, erratic shift

Mechanic's Assistant: How old is the transmission? Have you noticed any leaking?

Original, no leaking

Mechanic's Assistant: Are you fixing your Ram yourself? What have you tried so far?

Myself and the garage, replaced ECM, no change

Submitted: 7 months ago.Category: Transmissions
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Customer reply replied 7 months ago
If it is a shorted sensor, what sensors are on the "A" bus that can cause this?
Answered in 23 minutes by:
12/5/2017
Transmission Mechanic: tsmodie, Other replied 7 months ago
tsmodie
tsmodie, Other
Category: Transmissions
Satisfied Customers: 16,608
Experience: ASE MASTER TECH, 30 YEAR EXPERIENCE, GAS AND DIESEL
Verified

Hi, my name is ***** ***** is usually caused by a bad transmission throttle valve actuator, have you checked for a 5 volt reference at the sensor?

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