P011D

Charge Air Cooler Temperature/Intake Air Temperature Correlation Bank 2

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$56–167 (est.)

Symptoms

Reduced engine power
Deterioration in acceleration dynamics
Increased fuel consumption
Rough idling

Causes

Intake Air Temperature (IAT) Sensor Malfunction
Charge air cooler temperature sensor malfunction
Open or short circuit in wiring harness
Intercooler is dirty or damaged
Air leak in the intake tract

How to Fix

Check temperature sensor readings using a diagnostic scanner
Visually inspect the wiring harness and sensor connectors
Check the resistance of temperature sensors
Inspect the intercooler for damage or contamination
Check the tightness of the intake tract
Replace faulty sensors or repair wiring harness

Related codes

P0112 P0113 P0118 P0125 P0128