B1573 Lexus Code - Short In Telephone Antenna Circuit
Quick Answer
This Diagnostic Trouble Code (DTC) is set when the Data Communication Module (DCM) (Telematics Transceiver) detects an open or a short in the Telephone and GPS Antenna circuit. Common causes include Faulty Telephone and GPS Antenna Assembly, Telephone and GPS Antenna Assembly harness is open or shorted, Telephone and GPS Antenna 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
- B1573 Lexus indicates Short In Telephone Antenna Circuit.
- Common causes
- Common causes include Faulty Telephone and GPS Antenna Assembly, Telephone and GPS Antenna Assembly harness is open or shorted, Telephone and GPS Antenna 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 B1573 Lexus Description
What are the Possible Causes of the DTC B1573 Lexus?
- Faulty Telephone and GPS Antenna Assembly
- Telephone and GPS Antenna Assembly harness is open or shorted
- Telephone and GPS Antenna Assembly circuit poor electrical connection
How to Fix the DTC B1573 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 B1573 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 B1573 Lexus Code
1. What are the common symptoms of OBDII code B1573 (Short In Telephone Antenna Circuit) in a Lexus?
- Common symptoms include issues with the vehicle's radio reception, poor signal strength for the phone, and potential problems with the vehicle's communication systems.
2. What are the possible causes of OBDII code B1573 in a Lexus?
- The code B1573 in a Lexus is typically triggered by a short circuit in the telephone antenna circuit, which can be caused by damaged wiring, faulty connectors, or a malfunctioning antenna amplifier.
3. How can I diagnose the short in the telephone antenna circuit causing OBDII code B1573 in my Lexus?
- To diagnose the issue, you can perform a visual inspection of the antenna wiring and connectors, test the antenna amplifier for proper functionality, and use a multimeter to check for continuity and shorts in the circuit.
4. What are some repair tips for fixing OBDII code B1573 related to the telephone antenna circuit in a Lexus?
- Repairing the issue may involve repairing or replacing damaged wiring, ensuring proper connection of the antenna components, and replacing a faulty antenna amplifier if necessary.
5. Can I drive my Lexus with OBDII code B1573 (Short In Telephone Antenna Circuit) without immediate repair?
- While you may still be able to drive your Lexus with this code, it is recommended to address the issue promptly to prevent further damage to the vehicle's communication systems and to ensure proper functionality of the phone and radio systems.
6. Are there any specific tools required to repair OBDII code B1573 in a Lexus related to the telephone antenna circuit?
- Basic tools such as a multimeter, wire strippers, connectors, and electrical tape may be needed to diagnose and repair the short in the telephone antenna circuit causing code B1573 in a Lexus.
7. How do I reset the OBDII code B1573 in a Lexus after repairing the short in the telephone antenna circuit?
- You can reset the OBDII code B1573 in a Lexus using an OBDII scanner or by disconnecting the car battery for a few minutes to clear the error code from the vehicle's system.
8. Can extreme weather conditions cause OBDII code B1573 (Short In Telephone Antenna Circuit) to occur in a Lexus?
- Yes, extreme weather conditions such as heavy rain or snow can potentially damage the antenna wiring or components, leading to a short in the telephone antenna circuit and triggering code B1573 in a Lexus.
9. Is it possible for a DIY enthusiast to repair OBDII code B1573 (Short In Telephone Antenna Circuit) in a Lexus?
- Depending on your level of automotive knowledge and experience with electrical systems, it may be possible to repair the issue yourself by following proper diagnostic procedures and using the correct tools.
10. How can I prevent OBDII code B1573 from reoccurring in my Lexus after repairing the telephone antenna circuit short?
- To prevent code B1573 from coming back, ensure all repairs are done correctly, regularly inspect the antenna system for any damage, and avoid exposure to harsh weather conditions that could potentially cause wiring issues.
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