need help, desperate

Nissan 300ZX technical discussion forum: Maintenance, performance, installations, modifications, how-to's and troubleshooting.
A.Grittler
Posts: 2
Joined: Wed May 20, 2020 12:46 pm
Car: z32

Post

i know you guys dealt with this many times, but im really desperate, spend weeks trying to work it out...

so, error code 34 :gapteeth: :gotme
knock sensor problem...
my ecu shows 0.568ohm
knock sensor shows 0.580ohm
so i would assume i need new knock sensor
but i bought two (so i have 3 all together, mine old one and two new ones)
bought both not from ebay, from proper shop, one for 85£ another for 160£
and both shows freaking 0.560-0580ohm
put 1meg ohm resistor
like it say in here
http://www.zhome.com/ZCMnL/PICS/detonat ... ensor.html
same code 34
so that is it?
:gotme :confused: :wtf2:

thank you

Z32 TT 1991 ATM


User avatar
NolimitZ32
Posts: 7112
Joined: Fri Jun 27, 2008 9:07 am
Car: 91 AG2 2+0 TTMT swap/E39 BMW 540i6/E53 4.6is Dinan S3
Location: Houston, TX

Post

Bad harness?

A.Grittler
Posts: 2
Joined: Wed May 20, 2020 12:46 pm
Car: z32

Post

this is that i thought, so one day i got bit crazy

i got to ecu, found knock sensor wire, took all out, cut it and replaced with my own😋

so all new wirring...and still same 34 😬

User avatar
NolimitZ32
Posts: 7112
Joined: Fri Jun 27, 2008 9:07 am
Car: 91 AG2 2+0 TTMT swap/E39 BMW 540i6/E53 4.6is Dinan S3
Location: Houston, TX

Post

I meant the sub-harness that goes between the EFI harness plug and the knock sensor. Is your knock sensor in the factory location in the block valley?


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