Hello. Neon with obd2 code P1698. Transmision dont shift. Can you help me, please?
check battery and make sure there is no battery cable corrosion. If its fine you may to get replace or reprogram the TCM
Possible causes:
- Faulty Transmission control Module (TCM) - Transmission control Module (TCM) harness is open or shorted - Transmission control Module (TCM) cicuit poor electricl connection
- Low battery voltage
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