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P0635

Overview

Code

P0635

Code Type

P

Code Class

P0

System

Engine

Severity Level

Medium

Emissions Related

true

Drivability Impact

Major

Diagnostic Protocol

OBD2

Freeze Frame Useful

true

Code Definition

Diagnostic trouble code P0635 indicates a malfunction in the intake manifold pressure sensor circuit

Symptoms

Engine misfire; Rough idling

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

Intake manifold pressure sensor

Possible Causes

Faulty intake manifold pressure sensor; Wiring issues

Diagnostic Steps

1 Inspect intake manifold pressure sensor 2 Test sensor output

Drive Safety Notes

Poor pressure readings can lead to engine instability

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