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Ignition Module or (POS) Question?

Old 11-15-2005, 10:59 AM
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Default Ignition Module or (POS) Question?

I have been reading about the usual blinking check engine light and stuter under accel. I understand the usual three things it might be (Spark Plug , Coil Pack , POS) i read in the B5FAQ that the POS problem is on pre-99.5 only is this true?

2001 A4 1.8TQM
Old 11-15-2005, 11:12 AM
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All I can say is this. It failed on my 99.5
Old 11-15-2005, 11:13 AM
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Default You don't have a power output stage to replace

Play musical coilpacks and see if the misfire moves cylinders. You can check which cylinders are misfiring with a VAG-Com by going to measuring value blocks 014, 015 and 016. 014 is total engine misfires, 015 is for cylinders 1-3 and 016 is for cylinder 4.
Old 11-15-2005, 11:23 AM
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Default I also had to replace mine...

I was getting random misfires at cylinder 2. Do you have a vag-com to check your codes? Check spark plugs, then plays musical coil packs. Search, this is a very common problem.

Ken
Old 11-15-2005, 01:19 PM
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selling my used oem bosch one for $75 if anyone needs it! works great
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