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Losing Vref: Why?
Posted to Technical Discussion Forum on 2/3/2009 19 Replies

Friends,

This truck cuts out at soon as you apply throttle and sets 5 codes instantly. The most important code to me is the loss of Vref, P1618 and P0642. KOEO the APP signals look fine (codes for them both) but when I start and slightly rev the engine, APP ... Login to read more.

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car Vehicle Data

2003 Dodge Ram 1500 5.7L

Engine5.7 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2003 Dodge Ram 1500 5.7L

Engine5.7 L
Trans4-speed Automatic (Electronic)