C1621 Lexus Code - Back Camera Power Supply Failure
Quick Answer
This Diagnostic Trouble Code (DTC) is stored if the television camera assembly 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
- C1621 Lexus indicates Back Camera Power Supply Failure.
- 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.
Code C1621 Lexus Description
What are the Possible Causes of the DTC C1621 Lexus?
- 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 C1621 Lexus?
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 C1621 Lexus 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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Frequently Asked Questions about C1621 Lexus Code
1. What does the OBDII code C1621 mean on a Lexus?
C1621 indicates a "Back Camera Power Supply Failure," meaning the power supply to the rearview camera system is interrupted or malfunctioning.
2. What are the common symptoms of the C1621 code in a Lexus?
Typical symptoms include a blank or malfunctioning rearview camera display, intermittent video feed, or no response when the vehicle is placed in reverse.
3. What causes the C1621 code to appear in a Lexus?
Common causes include a blown fuse, damaged wiring or connectors to the camera, a faulty rearview camera, or a malfunctioning power supply circuit.
4. How can I diagnose the C1621 code on my Lexus?
Start by checking the fuse for the rearview camera, inspecting the wiring and connectors for damage or loose connections, and testing the power supply to the camera.
5. Can a faulty rearview camera trigger the C1621 code?
Yes, a defective or shorted rearview camera can cause the power supply to fail, triggering the C1621 code.
6. Is it safe to drive with the C1621 code on my Lexus?
While the vehicle remains drivable, the loss of the rearview camera can reduce visibility when reversing, potentially increasing the risk of accidents.
7. How can I fix the C1621 code on my Lexus?
Repairs may include replacing a blown fuse, repairing damaged wiring, securing loose connections, or replacing a faulty rearview camera.
8. How much does it cost to fix the C1621 code on a Lexus?
Repair costs vary depending on the issue. Replacing a fuse is inexpensive, while replacing the rearview camera can cost between $200 and $500, including labor.
9. Can software issues cause the C1621 code in a Lexus?
Although uncommon, a software glitch in the vehicle's multimedia or camera system could potentially contribute to the issue.
10. Will clearing the C1621 code fix the problem permanently?
Clearing the code may temporarily turn off the warning light, but the code will return if the underlying issue isn’t resolved.
Discuss the causes and fixes for C1621 Lexus OBDII Code
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