neg fuel trim/ high vol. on 02. any imput???help?
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Registered User
Joined: Mar 2003
Posts: 264
neg fuel trim/ high vol. on 02. any imput???help?
-7 fuel trim @ idle then back to 0 while accel/cruising- rich. 02 sensor #1- toggled @ 1.45v-1.88v- rich.
what could be the cause of my rich mixture. also idle is very rough.
checked all fuel pressures, all OK. air filter clean.
help??????????
what could be the cause of my rich mixture. also idle is very rough.
checked all fuel pressures, all OK. air filter clean.
help??????????
Registered User
Joined: Oct 2004
Posts: 271
From: Monticello MN
Car Info: 1996 impreza 60 trim, 8psi 201 whp, 213 tq 200k mi
i got this same code when my hose that goes from my iac was cracked, (the big hose that goes from your intake to a sensor looking thing on your intake) my idle was very rough, then i finally got a code
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