1999 Kia Sephia

1999 KIA SEPHIA
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ANDERSONA
  • MEMBER
  • 1 POST
Transmission problem
1999 Kia Sephia 4 cyl Front Wheel Drive Automatic

hi - my cars check engine light stays on along with the o/d off light. i hooked it up to a reader and its said (p1624) tmc to pcm mil request signal circuit fault, (p0734) gear 4 incorrect ratio, (p0733) gear 3 incorrect ratio and i have to no idea what they mean or where to start
Aug 7, 2010 at 11:42 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,246 POSTS
At some point in the wiring between the trans control module and the power control module there is a break down of communication. Check wiring for breaks, damage, bad or disconnected connectors...
Oct 22, 2010 at 12:35 AM
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