My rpm's will drop down to zero then shoot back up. Motor stays running, I just can't go until the rmps go back up

Asked by Ladywolf Apr 04, 2012 at 03:43 PM about the 1988 Nissan 300ZX

Question type: Maintenance & Repair

1 Answer

275

First thing, check your vacuum lines. Especially the ones going to the IACV. Also make sure the clips are plugged in on the IACV. Not too familiar with the Z31s. Maybe look up a vacuum hose diagram.

Your Answer:

CarGurus Experts

  • #1
    dandyoun
    Reputation
    410
  • #2
    Jamie Staples
    Reputation
    400
  • #3
    macevanscb
    Reputation
    350
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Corvette
24 Great Deals out of 1,115 listings starting at $14,888
Used Toyota Supra
5 Great Deals out of 87 listings starting at $48,888
Used Ford Mustang
36 Great Deals out of 1,445 listings starting at $8,995
Used Porsche 911
13 Great Deals out of 252 listings starting at $24,888
Used BMW 5 Series
30 Great Deals out of 312 listings starting at $4,995
Used Honda Accord
39 Great Deals out of 887 listings starting at $3,495

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.