AutoCodes – Toyota – C1622 Toyota

C1622 Toyota Code - Open Or Short Circuit In Back Camera Signal

Quick Answer

This Diagnostic Trouble Code (DTC) is stored if the Navigation Receiver Assembly (for Navigation Receiver Type) or Radio and Display Receiver Assembly (for Radio and Display Type) judges that the signals or signal lines between the Navigation Receiver Assembly (for Navigation Receiver Type) or Radio and Display Receiver Assembly (for Radio and Display Type) and the Television Camera Assembly are not normal as a result of its self-check. Common causes include Faulty Television Camera Assembly, Television Camera Assembly harness is open or shorted, 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
C1622 Toyota indicates Open Or Short Circuit In Back Camera Signal.
Common causes
Common causes include Faulty Television Camera Assembly, Television Camera Assembly harness is open or shorted, 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 12,931
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 26, 2023
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Code C1622 Toyota Description

This Diagnostic Trouble Code (DTC) is stored if the Navigation Receiver Assembly (for Navigation Receiver Type) or Radio and Display Receiver Assembly (for Radio and Display Type) judges that the signals or signal lines between the Navigation Receiver Assembly (for Navigation Receiver Type) or Radio and Display Receiver Assembly (for Radio and Display Type) and the Television Camera Assembly are not normal as a result of its self-check.
OBDII Code C1622 Toyota - Open Or Short Circuit In Back Camera Signal - AutoCodes.com
C1622 Toyota Code - Open Or Short Circuit In Back Camera Signal

What are the Possible Causes of the DTC C1622 Toyota?

  • Faulty Television Camera Assembly
  • Television Camera Assembly harness is open or shorted
  • Television Camera Assembly circuit poor electrical connection
  • Faulty Navigation Receiver Assembly (for Navigation Receiver Type)
  • Faulty Radio and Display Receiver Assembly (for Radio and Display Type)

How to Fix the DTC C1622 Toyota?

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 C1622 Toyota 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 C1622 Toyota code?

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Need Help with the Code?

Get the C1622 Toyota code diagnosed by a professional: Find a repair shop in your area

Information for Specific Toyota Models

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.

Frequently Asked Questions about C1622 Toyota Code

1. What are the common symptoms of OBDII code C1622 in a Toyota related to an open or short circuit in the back camera signal?

The common symptoms include a malfunctioning or non-functional rear camera display, intermittent image display, or a completely blank screen when engaging the reverse gear.

2. What are the potential causes of OBDII code C1622 in a Toyota indicating an open or short circuit in the back camera signal?

Possible causes include damaged wiring harness, loose connections, faulty camera module, water damage, or issues with the display unit.

3. How can I diagnose the issue related to OBDII code C1622 in a Toyota for an open or short circuit in the back camera signal?

You can start by visually inspecting the wiring harness and connections for any visible damage or loose connections. Using a multimeter to check for continuity and resistance in the circuits can help pinpoint the location of the open or short circuit.

4. Are there any repair tips for resolving OBDII code C1622 in a Toyota due to an open or short circuit in the back camera signal?

Repair tips include repairing or replacing damaged wiring, securing loose connections, replacing a faulty camera module, ensuring proper sealing to prevent water damage, and checking the functionality of the display unit.

5. Can OBDII code C1622 in a Toyota related to an open or short circuit in the back camera signal be repaired without professional help?

While some basic inspections and repairs like checking connections can be done by DIY enthusiasts, resolving complex issues such as internal wiring faults or module replacements may require professional assistance.

6. How critical is it to address OBDII code C1622 in a Toyota signaling an open or short circuit in the back camera signal?

It is essential to address this issue promptly as a malfunctioning rear camera can compromise safety while reversing, leading to potential accidents or difficulty in parking.

7. Are there any preventive measures to avoid encountering OBDII code C1622 in a Toyota due to an open or short circuit in the back camera signal?

Regularly inspecting the wiring and connections, ensuring proper installation and waterproofing of the camera unit, and following manufacturer guidelines for maintenance can help prevent such issues.

8. Can weather conditions impact the occurrence of OBDII code C1622 in a Toyota linked to an open or short circuit in the back camera signal?

Yes, extreme weather conditions like heavy rain, snow, or excessive heat can potentially damage the wiring or components, leading to open or short circuits triggering the error code.

9. Is it possible for OBDII code C1622 in a Toyota related to an open or short circuit in the back camera signal to reset on its own?

In some cases, if the issue was temporary or intermittent, the error code may reset after a certain number of successful drive cycles. However, it is recommended to diagnose and address the root cause to prevent recurrence.

10. Can replacing the back camera itself resolve OBDII code C1622 in a Toyota indicating an open or short circuit in the back camera signal?

While a faulty camera module can be a cause, it is essential to diagnose the entire circuit and connections thoroughly before replacing any components to ensure a complete resolution of the issue.

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