1997 Volvo S40 no firing on spark plugs

1997 VOLVO S40
49,000 MILES • 4 CYL • FWD • AUTOMATIC
Avatar
MOHD TASRIF
  • MEMBER
  • 3 POSTS
Engine cranks but the spark plugs does not get the firings
Apr 3, 2008 at 3:03 AM
Advertisement
Avatar
BLACKOP555
  • ✓ASE Certified Mechanic
  • 10,386 POSTS
  • ASE Certified Mechanic
do you have a rpm reading on the tachometer when cranking the engine? if not theres either an issue with a crank shaft position sensor or bad coils.

you gettign spark directly from the coil?
Jul 15, 2008 at 5:44 PM
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 Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.