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Question

I have 94 geo prizm the mph stops working and the overdrive lights flashes and how the engine runs faster all by self

Submitted: 718 days and 21 hours ago.
Category: Toyota
Value: $15
Status: CLOSED
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Optional Information

Optional Information:
1994 General Motors

Already Tried:
have cleaned both bat cables didn't help

Accepted Answer

The OD light is flashing because the is a malfunction with the speed sensor or the wiring going to it or the combination meter. Attached is a PDF that explains the sensor circuit. The most common problem is the speed sensor in the transmission.

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Randy Miller

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Expert: Skyvisions
Pos. Feedback: 99.8 %
Accepts: 5210
Answered: 3/30/2008

ASE Certified Technician

25 YRS. TOYOTA EXP,

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