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Mazda
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2003
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B2300 Base, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P1729 Or DTC P1781
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Possible Causes
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Possible Causes
Possible causes are:
Damaged Electronic Shift Control Module.
Damaged PCM.
Damaged 4X4L shift control switch.
Speedometer calibration.
4X4L harness open or shorted.