Transmission

1999 MAZDA MILLENIA
185,000 MILES • TURBO • FWD • AUTOMATIC
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MARYGEISSEL
  • MEMBER
  • 1 POST
Will not shift from first to second while driving. the rpm's go up but will not shift.
Jul 20, 2017 at 11:56 AM
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STRAILER
  • CERTIFIED EXPERT
  • 53,855 POSTS
Hello,

It sounds like you have a shaft speed sensor that has gone out, can you please run the codes to confirm?

Here is a guide to help you:

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

Please run this test and get back to us we are interested to see what it is.

Cheers, Ken
Jul 21, 2017 at 10:48 AM