AutoCodes – Lincoln – P2176 Lincoln

P2176 Lincoln Code - Throttle Actuator Control System - Idle Position Not Learned

Quick Answer

The Electronic Throttle Control (ETC) system of the Powertrain Control Module (PCM) detected a concern. Common causes include Obstruction in the throttle plate movement, Faulty Throttle Actuator Control (TAC) motor, Throttle Actuator Control (TAC) motor harness is open or shorted. 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: P2176 Lincoln indicates Throttle Actuator Control System - Idle Position Not Learned.
Common causes: Common causes include Obstruction in the throttle plate movement, Faulty Throttle Actuator Control (TAC) motor, Throttle Actuator Control (TAC) motor harness is open or shorted.
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 1,575

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
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Code P2176 Lincoln Description

The Electronic Throttle Control (ETC) system of the Powertrain Control Module (PCM) detected a concern. This DTC sets if the PCM is unable to learn the calibrated throttle positions.

OBDII Code P2176 Lincoln - Throttle Actuator Control System - Idle Position Not Learned - AutoCodes.com — P2176 Lincoln Code - Throttle Actuator Control System - Idle Position Not Learned

What does this mean?

What are the Possible Causes of the DTC P2176 Lincoln?

Obstruction in the throttle plate movement
Faulty Throttle Actuator Control (TAC) motor
Throttle Actuator Control (TAC) motor harness is open or shorted
Throttle Actuator Control (TAC) motor circuit poor electrical connection

How to Fix the DTC P2176 Lincoln?

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 P2176 Lincoln 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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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.