U0164
Lost Communication with HVAC Control Module
2014-2016 Chevrolet Spark EV Electric Motor
Low SeverityNetworkGeneric (SAE)
Description
Cannot communicate with the climate control module.
Symptoms
- Climate control not working
- No A/C
- Fan not responding
Common Causes
- HVAC module failure
- Fuse
- CAN bus
- Wiring
Diagnostic Steps
- Check fuses
- Test power
- Check CAN wiring
Repair Notes
Check fuses and power supply.
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
- U0005High Speed CAN Communication Bus (+) High
- U0006High Speed CAN Communication Bus (-) Open
- U0007High Speed CAN Communication Bus (-) Low
- U0008High Speed CAN Communication Bus (-) High
- U0009High Speed CAN Communication Bus Shorted Together
- U0010Medium Speed CAN Communication Bus
U0164 on Other Vehicles
Chevrolet Astro
1995-2005 4.3L V6 Vortec
Chevrolet Avalanche
2002-2006 5.3L V8 Vortec
Chevrolet Avalanche
2002-2006 8.1L V8 Vortec
Chevrolet Avalanche
2007-2013 5.3L V8 Vortec
Chevrolet Avalanche
2007-2013 6.0L V8 Vortec
Chevrolet Aveo
2012-2018 1.6L I4
Chevrolet Beat
2018-2021 1.2L I4
Chevrolet Beretta
1990-1996 2.2L I4
Common Questions
What does code U0164 mean on a 2014-2016 Chevrolet Spark EV?
U0164 stands for "Lost Communication with HVAC Control Module". Cannot communicate with the climate control module.
What are the symptoms of U0164 on a Chevrolet Spark EV?
Common symptoms of U0164 include: Climate control not working, No A/C, Fan not responding.
What causes U0164 on a 2014-2016 Chevrolet Spark EV?
Common causes of U0164 include: HVAC module failure, Fuse, CAN bus, Wiring.