AutoCodes – Audi – P1545 Audi

P1545 Audi Code - Throttle Position Control Malfunction

Quick Answer

P1545 Audi indicates Throttle Position Control Malfunction. Common causes include Faulty Throttle Valve Control Module, Faulty Throttle Actuator, Throttle Actuator 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: P1545 Audi indicates Throttle Position Control Malfunction.
Common causes: Common causes include Faulty Throttle Valve Control Module, Faulty Throttle Actuator, Throttle Actuator 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 32,230

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 29, 2019

Description
Possible Causes
How To Fix
Tech Notes ▶
Cost to Diagnose
Comments
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Code P1545 Audi Description

OBDII Code P1545 Audi - Throttle Position Control Malfunction - AutoCodes.com — P1545 Audi Code - Throttle Position Control Malfunction

What does this mean?

What are the Possible Causes of the DTC P1545 Audi?

Faulty Throttle Valve Control Module
Faulty Throttle Actuator
Throttle Actuator harness is open or shorted
Throttle Actuator circuit poor electrical connection

How to Fix the DTC P1545 Audi?

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 does this mean?

Code Tech Notes

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1545 Audi 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.