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Mazda
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2002
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B4000 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 P0703 Or DTC P1703
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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:
Open or short in BPP circuit.
Open or short in brakelight circuits.
Damaged PCM.
Malfunction in module(s) connected to BPP circuit.
Damaged brake switch.
Misadjusted brake switch.