P2D25

Turbocharger Interstage Pressure Sensor A Circuit Intermittent/Erratic

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$28–89 (est.)

Symptoms

Reduced engine power
Unstable turbine operation
Dips during acceleration
Check Engine Light Intermittently Turning On
Increased fuel consumption

Causes

Open or short circuit in the sensor circuit
Poor contact in the sensor connector
Malfunction of the pressure sensor itself
Problems with the wiring harness near the turbine
Short circuit in the electrical system

How to Fix

Check the continuity of the pressure sensor circuit
Inspect and clean the sensor connector contacts
Check the sensor resistance (compare with the nominal value)
Replacing the pressure sensor if necessary
Check the condition of the wiring harness near the turbine

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