Engine-Codes - RAM - B1601 RAM

B1601 RAM Code - Left Solar Sensor Circuit Low

- Code Popularity: 668 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC B1601 RAM?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • 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
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How to Fix the DTC B1601 RAM?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the B1601 RAM code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the B1601 RAM Code Mean?

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.

B1601 RAM Code - Left Solar Sensor Circuit Low

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