# Replaced computer on 2005 dakota now abs/brake light comes on and brakes grind

**URL:** <https://community.cartalk.com/t/replaced-computer-on-2005-dakota-now-abs-brake-light-comes-on-and-brakes-grind/95126>\
**Category:** Maintenance/Repairs\
**Tags:** dakota, dodge\
**Created:** [August 30, 2016, 5:59pm UTC](https://community.cartalk.com/t/replaced-computer-on-2005-dakota-now-abs-brake-light-comes-on-and-brakes-grind/95126 "2016-08-30T17:59:18Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![jynx2316](https://avatars.discourse-cdn.com/v4/letter/j/65b543/32.png) [@jynx2316](https://community.cartalk.com/u/jynx2316)\
**Post date:** [August 30, 2016, 5:59pm UTC](https://community.cartalk.com/t/replaced-computer-on-2005-dakota-now-abs-brake-light-comes-on-and-brakes-grind/95126/1 "2016-08-30T17:59:18Z")

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I replaced the CPU in my truck and now the abs and brake light comes on after a little bit of driving and the brakes are grinding also help me .

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**Author:** ![Nevada\_545](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/nevada_545/32/41232_2.png) [@Nevada\_545](https://community.cartalk.com/u/Nevada_545)\
**Post date:** [August 30, 2016, 6:05pm UTC](https://community.cartalk.com/t/replaced-computer-on-2005-dakota-now-abs-brake-light-comes-on-and-brakes-grind/95126/2 "2016-08-30T18:05:30Z")

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Which computer did you replace? The Powertrain control module or the ABS module?

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**Author:** ![jynx2316](https://avatars.discourse-cdn.com/v4/letter/j/65b543/32.png) [@jynx2316](https://community.cartalk.com/u/jynx2316)\
**Post date:** [August 30, 2016, 6:25pm UTC](https://community.cartalk.com/t/replaced-computer-on-2005-dakota-now-abs-brake-light-comes-on-and-brakes-grind/95126/3 "2016-08-30T18:25:01Z")

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It was the pcm one

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**Author:** ![Nevada\_545](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/nevada_545/32/41232_2.png) [@Nevada\_545](https://community.cartalk.com/u/Nevada_545)\
**Post date:** [August 30, 2016, 6:36pm UTC](https://community.cartalk.com/t/replaced-computer-on-2005-dakota-now-abs-brake-light-comes-on-and-brakes-grind/95126/4 "2016-08-30T18:36:28Z")

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When installing a new or remanufactured PCM the VIN, pinion factor and MRI mileage must be entered. The pinion factor information is the tire size and axle ratio.

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**Author:** ![Whitey](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/whitey/32/24680_2.png) [@Whitey](https://community.cartalk.com/u/Whitey)\
**Post date:** [August 30, 2016, 7:11pm UTC](https://community.cartalk.com/t/replaced-computer-on-2005-dakota-now-abs-brake-light-comes-on-and-brakes-grind/95126/5 "2016-08-30T19:11:12Z")

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When you replaced the PCM, did you use an OEM unit, or an aftermarket unit?