P2020

Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2

Severity

⚠️ Medium

Can you drive?

Limited driving only, diagnose soon

Approx. repair cost

$17–56 (est.)

Symptoms

Reduced engine power
Deterioration in overclocking
Unstable operation at idle
Check Engine Light Illuminates
Increased fuel consumption

Causes

Faulty throttle position sensor
Open or short circuit in the sensor circuit
Poor contact in the sensor connector
Mechanical failure of the intake manifold flaps
Problems with the engine control unit

How to Fix

Check the integrity of the sensor circuit
Inspect the connectors and contacts of the sensor
Check the mechanical operation of the dampers
Test the throttle position sensor
If necessary, replace the sensor or repair the circuit

Related codes

P2019 P2021 P2004