1999 SAAB 9-5 P0327 knock sensor fault?

Tiny
VW GUY
  • MEMBER
  • 1999 SAAB 9-5
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 136,000 MILES
I have already replaced the ignition casset with a brand new unit.
still getting this fault and also random missfires
anything would be helpful
Friday, May 30th, 2008 AT 10:55 AM

3 Replies

Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Can be as simple as a bad spark plug...there is no knock sensor on these, and this code really refers to the Ignition module's measurement of plug resistance. Read this...


https://www.2carpros.com/forum/automotive_pictures/62217_P0327a_1.jpg

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Friday, May 30th, 2008 AT 12:22 PM
Tiny
MASTERTECHTIM
  • MECHANIC
  • 4,750 POSTS
Ignition discharge unit? Is that what you replaced?
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Friday, May 30th, 2008 AT 12:26 PM
Tiny
VW GUY
  • MEMBER
  • 2 POSTS
Yes the discharge unit
I have pin tested the harness all wire check ok between ecm and coil
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Friday, May 30th, 2008 AT 1:17 PM

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