AutoCodes – Generic – P2020

P2020 Code - Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2

Quick Answer

The Intake Manifold Runner Control (IMRC) system is monitored for failure during continuous or Key On Engine Off (KOEO) self-test. Common causes include Faulty Intake Manifold Runner Position Sensor/Switch, Intake Manifold Runner Position Sensor/Switch harness is open or shorted, Intake Manifold Runner Position Sensor/Switch circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P2020 indicates Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2.
Common causes: Common causes include Faulty Intake Manifold Runner Position Sensor/Switch, Intake Manifold Runner Position Sensor/Switch harness is open or shorted, Intake Manifold Runner Position Sensor/Switch circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 19,250

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P2020 Description

The Intake Manifold Runner Control (IMRC) system is monitored for failure during continuous or Key On Engine Off (KOEO) self-test. Each code distinguishes the corresponding bank for IMRC actuator assemblies with dual monitor switches. The test fails when the system detects the presence of a broken or persistently out of range linkage. The code sets when the Powertrain Control Module (PCM) has detected a mechanical fault in the Intake Manifold Runner Control (IMRC) system.

OBDII Code P2020 - Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2 - AutoCodes.com — P2020 Code - Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2

What does this mean?

What are the Possible Causes of the DTC P2020?

Faulty Intake Manifold Runner Position Sensor/Switch
Intake Manifold Runner Position Sensor/Switch harness is open or shorted
Intake Manifold Runner Position Sensor/Switch circuit poor electrical connection
Mechanical concern
bind, seize, damage, or obstruction of IMRC hardware

How to Fix the DTC P2020?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2020 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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Information for Specific Makes

P2020 Chrysler — Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2
P2020 Dodge — Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2
P2020 Ford — Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2
P2020 Jeep — Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2
P2020 Lincoln — Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2
P2020 Mercury — Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 2

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.