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Home >> Mazda >> 2003 >> MX-5 Miata Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0122: Throttle Position Sensor Circuit Low Input >> Detection Condition
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Detection Condition

DTC is set when PCM detects TP sensor voltage at PCM 31-pin harness connector terminal "4V" is less than 0.1 volt after engine start. PCM determines TP circuit has a malfunction. This is a Continuous Monitor (CM). MIL illuminates if PCM detects malfunction condition in 2 consecutive drive cycles. Pending code is not available. Freeze Frame Data is available and DTC is stored in PCM memory.

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