What does code P1236 mean on Mazda vehicles?
The fuel pump control signal is outside the expected operating range.
OBD-II Code Mazda
P1236 — Mazda — Fuel Pump Control Out of Range
The fuel pump control signal is outside the expected operating range.
Common symptoms
- Engine stalling
- hard starting
Possible causes
- Fuel pump driver failure
- control circuit fault
Initial recommendation
Test fuel system control circuits and fuel pump driver module.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine Mazda code P1236 with your vehicle's actual symptoms for more complete diagnostic guidance.
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