2004 Hyundai Santa Fe brake light, surging

2004 HYUNDAI SANTA FE
80,000 MILES • 6 CYL • AWD • AUTOMATIC
Avatar
GLENNG12
  • MEMBER
  • 1 POST
Suddenly it surges while stopped at a light, missing, but only intermittenly, Brake light comes on goes off for no apparent reason
Dec 23, 2008 at 7:15 PM
Advertisement
Avatar
ZACKMAN
  • CAR REPAIR CONTRIBUTOR
  • 4,202 POSTS
Two separate problems.
1. Idle surge: Check your idle air control motor and throttle position sensor. If good, check for vacuum leak.

2. Brake light: Check brake master cylinder reservoir. If low with no visible leak, raise vehicle, remove wheels, and check brake pads.
Dec 25, 2008 at 1:47 AM
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.