My car sontimes idles low after startup and dies but will strtup fine not long after Cld it b my idle needs to b turned up? How do i know wat will need to b done?

William James

Asked by Jul 18, 2014 at 02:42 AM about the 1985 Nissan 300ZX 2 Dr 2+2

Question type: Maintenance & Repair

Car has 135k. 3.0 litre v6135 runs and
idles fine while driving

1 Answer


Possibly dirty/faulty idle air control valve or dirty throttle plate. Dirty/faulty maf sensor or maybe even the temp sensor. Might also be the cold start fuel valve if it's still equipped.

Your Answer

Add photo

Related Questions

  • Rough Running 22 answers

    ok so i have my 91 nissan 300zx turbo with 100,000 miles on it and im a nissan tech so i should be able to figure this out but im sumped anyways, so im wondering if anyone has any ideas? ok so my car ...

    1991 Nissan 300ZX 2 Dr Turbo Hatchback


    Maintenance & Repair

  • rough idling 2 answers

    1986 300ZX Turbo. Finally passed smog, had problems at low speed, ran rich. Now, it idles rough, and actually died a couple of times. Never had this problem before. New battery, and starter put in a...

    1986 Nissan 300ZX 2 Dr Turbo


    Maintenance & Repair

  • my car will only shift into gear when car is off 10 answers

    I have a 1988 nissan 300zx turbo with a manual transmission. It was driving fine until I had it sitting for a few months. Now when I turn the car on it will not shift from neutral into any gear unle...

    Nissan 300ZX


    Maintenance & Repair

  • Turning on the car 9 answers

    I need help with my 1990 300zx. I bought it and it worked great in the summer. The winter came and it started acting weird and I could never turn it on. I thought it was the battery but it was still...

    1990 Nissan 300ZX 2 Dr 2+2 Hatchback


    Maintenance & Repair

  • What needs to be done to the engine, when adding Lucas Oil to a rough running car smooth right out? 11 answers

    Last summer my '92 Sentra really started running rough. Someone suggested adding Lucas Oil to the gas. After a couple of bottles, the engine started running smoothly again. This past week, it started ...

    1992 Nissan Sentra


    Maintenance & Repair

Search Nissan 300ZX Questions

Nissan 300ZX Experts

#1 Tom Demyan
Tom Demyan
Reputation 430
#2 Jamie Staples
Jamie Staples
Reputation 280
#3 dandyoun
Reputation 220
View All

Related Models For Sale

Used Toyota Supra"
55 listings starting at $36,995
Used Ford Mustang"
744 Great Deals out of 41,449 listings starting at $900
Used BMW M3"
91 Great Deals out of 1,885 listings starting at $5,495
Used Chevrolet Camaro"
840 Great Deals out of 39,083 listings starting at $2,650
Used Chevrolet Corvette"
431 Great Deals out of 20,304 listings starting at $3,688
Used BMW 3 Series"
1,673 Great Deals out of 39,941 listings starting at $1,500
Used Mazda RX-7"
59 listings