OBD2 Codes

P0105 – Manifold Absolute Pressure (MAP) Circuit Malfunction

MAP sensor circuit problem

Details

The MAP sensor circuit is not working correctly.

Typical causesFaulty MAP sensor, wiring issue, vacuum leak
SymptomsPoor performance, rough idle, check engine light
SeverityMedium
DIY checksCheck MAP sensor connections, test sensor
ToolsOBD2 scanner, multimeter

Utilities

Copy-paste helpers

Quick checklist

Check MAP sensor connections, test sensor

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FAQ

Common questions

What causes P0105?

Faulty MAP sensor, wiring issue, vacuum leak

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