HarosGSRek

ok so i got an obd2 reader and i got a couple codes that came up.
i have a obd1 gsr, 98 ex obd2 wiring harness and a obd2 p72.

these are the codes. i know what they are i just wanna know how to fix them.

p1298 filter

p0325 knocksensor

p0135 o2 sensor

p1337 misfire

and p0141 o2

i also have a jumper harness for a p28.

Former User

P1298 = ELD

P1337 = CKF sensor

P0135 = primary O2 sensor

P0141 = secondary O2 sensor
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My guess is that you need an OBDI wire harness and ECU.