Mechanics

P0327 KNOCK SENSOR FAULT???

1999 SAAB 9-5

Engine Performance problem
1999 Saab 9-5 4 cyl Two Wheel Drive Automatic 136000 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
AD
Avatar
Vw guy
May 30, 2008.




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...


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

AD

Merlin2021
May 30, 2008.
Ignition discharge unit? Is that what you replaced?

Tiny
Mastertechtim
May 30, 2008.
Yes the discharge unit
I have pin tested the harness all wire check ok between ecm and coil

Tiny
Vw guy
May 30, 2008.

AD