0 like 0 dislike
1.9k views
by

2007 Chevrolet Impala V6 with code p0641, what does the p0641 code mean?

Vehicle: 2007 Chevrolet Impala V6

1 Answer

0 like 0 dislike
by (13.6k points)

HI there

This code means there is a problem with the 5 volt reference circuit. This could be a shorted ecm, wire or a problem with one of the sensors on the 5 volt circuit.

P0641 CHEVROLET - 5 Volt Reference Voltage Incorrect
Read more: https://www.autocodes.com/p0641_chevrolet.html

33.7k questions

32.5k answers

1.3k comments

23.0k users

Need A Repair Shop?
Find local automotive repair shops in your area.
...