0 like 0 dislike
369 views
by (101 points)

Good Day

Could you please tell me what does code P1603 Ctrl. module faulty mean

Vehicle: 2012 Volkswagen Polo 1.4 Trendline

1 Answer

0 like 0 dislike
by (13.6k points)

Hi there,

This means you have a faulty ECM or possibly a wiring issue to the ECM. Here is some more info for you.

P1603 VOLKSWAGEN - Engine Control Module Defective

Read more: https://www.autocodes.com/p1603_volkswagen.html

Related questions

0 like 0 dislike
0 answers 553 views
0 like 0 dislike
0 answers 732 views
0 like 0 dislike
1 answer 606 views
1 like 0 dislike
1 answer 20.8k views

33.7k questions

32.5k answers

1.3k comments

23.0k users

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