1984 Ford Ranger Vacuum Leak

1984 FORD RANGER
129,000 MILES • 6 CYL • 4WD • MANUAL
Avatar
JOEY62
  • MEMBER
  • 1 POST
I know that I have a vacuum leak that seems to be coming from my Brake Booster, but my question is: "Can a leak like this cause me to fail a smog test?
Sep 4, 2008 at 12:59 PM
Advertisement
Avatar
MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
Hi there,

this is possible, as the ECU will be trying to compensate for incorrect MAP sensor readings.

Mark (mhpautos)
Sep 4, 2008 at 9:17 PM
🔧 Tools & Auto Repair Parts
Find automotive tools, diagnostic equipment, and replacement parts for your next repair.
Shop on Amazon →
Paid affiliate link. As an Amazon Associate, we earn from qualifying purchases.
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Ask a new question

Frequently Asked Problems for This Vehicle