U1509 CHEVROLET Code - HVAC Controls Info Display Module Lost Communication With HVAC Control Module On LIN Bus
|U1509 CHEVROLET code possible causes
- Faulty Heating, Ventilation, and Air Conditioning (HVAC) Control Module
- HVAC Control Module harness is open or shorted
- HVAC Control Module circuit poor electrical connection
- Faulty HVAC Controls Info Display Module
|How do I fix the U1509 CHEVROLET code?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's pins.
|Cost of diagnosing the U1509 CHEVROLET code
Labor: 1.0The cost of diagnosing the U1509 CHEVROLET code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
|What are U1509 CHEVROLET code possible symptoms?
- Engine Light ON (or Service Engine Soon Warning Light)
|U1509 CHEVROLET code descriptionThe Local Interconnect Network (LIN) Bus consists of a single wire with a transmission rate of 10.417 Kbit/s. The serial data is transmitted over a LIN circuit between a master control module and other LIN devices within a particular subsystem. If serial data communication is lost between any of the LIN devices on the LIN bus network, the master control module will set a no communication code against the non-communicating LIN device. The Diagnostic Trouble Code (DTC) will set when a supervised periodic message to Heating, Ventilation, and Air Conditioning (HVAC) Controls Info Display Module from HVAC Control Module has not been received.
|Need more information with the U1509 CHEVROLET code?Need more information on how to fix the U1509 CHEVROLET code?
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|Need help with a U1509 CHEVROLET code?Get the U1509 Chevrolet code diagnosed by a professional: Find a repair shop in your area
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