DTC P0850-00: Neutral Sensor Input Circuit Problem: Outline
DTC P0850:00 (PCM, VINs 7, L, M, US) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Neutral sensor input circuit problem |
| Detection condition |
- The PCM monitors changes in input voltage from the neutral sensor. If the PCM does not detect a voltage change while driving the vehicle at a vehicle speed above 30 km/h {19 mph} and the clutch pedal is pressed and released 10 times repeatedly, the PCM determines that the neutral sensor circuit has a malfunction.
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| Fail-safe |
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| Possible cause |
- Neutral sensor connector or terminals malfunction
- PCM connector or terminals malfunction
- Short to ground in any of the following neutral sensor circuits.
- Power supply circuit
- Signal circuit
- Short to power supply in any of the following neutral sensor circuits.
- Signal circuit
- Ground circuit
- Open circuit in any of the following neutral sensor circuits.
- Power supply circuit
- Signal circuit
- Ground circuit
- Neutral sensor malfunction
- PCM malfunction
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 Courtesy of MAZDA MOTORS CORP.
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