AutoCodes – Generic – C1681

C1681 Code - Front Camera Feedback Malfunction

Quick Answer

The Diagnostic Trouble Code (DTC) C1681 is stored if the Parking Assist ECU judges as a result of its self-check that a synchronization problem is occurring in the image signal sent from the Front Television Camera Assembly to the Parking Assist ECU. Common causes include Faulty Front Television Camera Assembly, Front Television Camera Assembly harness is open or shorted, Front Television Camera Assembly 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: C1681 indicates Front Camera Feedback Malfunction.
Common causes: Common causes include Faulty Front Television Camera Assembly, Front Television Camera Assembly harness is open or shorted, Front Television Camera Assembly 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 503

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 Feb 26, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
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Code C1681 Description

OBDII Code C1681 - Front Camera Feedback Malfunction - AutoCodes.com — C1681 Code - Front Camera Feedback Malfunction

What does this mean?

What are the Possible Causes of the DTC C1681?

Faulty Front Television Camera Assembly
Front Television Camera Assembly harness is open or shorted
Front Television Camera Assembly circuit poor electrical connection
Faulty Parking Assist ECU

How to Fix the DTC C1681?

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 C1681 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.

Need more information about the C1681 code?

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Need Help with the Code?

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Information for Specific Makes

C1681 Lexus — Front Camera Feedback Malfunction
C1681 Toyota — Front Camera Feedback Malfunction

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.