AutoCodes – Chrysler – B1601 Chrysler

B1601 Chrysler Code - Left Solar Sensor Circuit Low

Quick Answer

The Heating Ventilation and Air Conditioning (HVAC) A/C Heater Module uses a variety of sensors to adjust HVAC operation to obtain optimal performance. Common causes include Faulty Left Solar Sensor, Left Solar Sensor harness is open or shorted, Left Solar Sensor 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
B1601 Chrysler indicates Left Solar Sensor Circuit Low.
Common causes
Common causes include Faulty Left Solar Sensor, Left Solar Sensor harness is open or shorted, Left Solar Sensor 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 1,561
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 26, 2019
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Code B1601 Chrysler Description

The Heating Ventilation and Air Conditioning (HVAC) A/C Heater Module uses a variety of sensors to adjust HVAC operation to obtain optimal performance. These sensors are continuously monitored by the A/C Heater Module to assure that they are in range. The A/C Heater Control monitors the Left Solar Sensor. If the Left Sunload Sensor input is out of range toward the low voltage threshold, the A/C Heater Control will set the OBDII code.
OBDII Code B1601 Chrysler - Left Solar Sensor Circuit Low - AutoCodes.com
B1601 Chrysler Code - Left Solar Sensor Circuit Low

What are the Possible Causes of the DTC B1601 Chrysler?

  • Faulty Left Solar Sensor
  • Left Solar Sensor harness is open or shorted
  • Left Solar Sensor circuit poor electrical connection
  • Faulty Heating Ventilation and Air Conditioning (HVAC) A/C Heater Module

How to Fix the DTC B1601 Chrysler?

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 B1601 Chrysler 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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Need Help with the Code?

Get the B1601 Chrysler code diagnosed by a professional: Find a repair shop in your area

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 B1601 Chrysler Code

1. What are the common symptoms of OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low)?

The common symptoms of code B1601 include erratic behavior of the automatic headlights, dim or flickering headlights, and the inability to turn on the automatic headlights.

2. What are the possible causes of OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low)?

Possible causes of code B1601 include a faulty solar sensor, damaged wiring or connectors in the solar sensor circuit, or a malfunctioning ambient light sensor module.

3. How can I diagnose OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low)?

To diagnose code B1601, you can use a scan tool to retrieve the trouble codes, visually inspect the solar sensor and its wiring for any visible damage, and perform circuit testing to check for continuity and proper voltage.

4. Can I repair OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low) myself?

Depending on your level of automotive expertise, you may be able to repair code B1601 yourself by replacing the faulty solar sensor or repairing any damaged wiring or connectors in the circuit. However, if you are unsure, it's best to consult a professional mechanic.

5. Is it safe to continue driving with OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low) unresolved?

While the vehicle may still be operational with this code present, it is not recommended to continue driving without addressing the issue. Unresolved sensor circuit problems can potentially affect the performance of the automatic headlights and compromise safety.

6. How much does it typically cost to repair OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low)?

The cost of repairing code B1601 can vary depending on the specific issue causing the fault. Replacing a solar sensor or repairing wiring may cost anywhere from $100 to $300, including parts and labor.

7. Can extreme weather conditions affect OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low)?

Extreme weather conditions, such as prolonged exposure to direct sunlight or moisture, can potentially damage the solar sensor or its wiring, leading to the triggering of code B1601.

8. Will resetting the OBDII system clear code B1601 Chrysler (Left Solar Sensor Circuit Low)?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing code B1601 is not addressed, the code is likely to reappear after driving cycles or conditions trigger it again.

9. How long does it take to repair OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low)?

The repair time for code B1601 can vary depending on the exact cause of the issue and the complexity of the repair. It may take anywhere from 1 to 3 hours for a mechanic to diagnose and fix the problem.

10. Can a faulty solar sensor cause other issues beyond triggering OBDII code B1601 Chrysler (Left Solar Sensor Circuit Low)?

Yes, a faulty solar sensor can potentially cause other issues such as incorrect automatic headlight operation, reduced visibility at night, and increased likelihood of accidents due to improper lighting conditions.

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