U0107high severityNetwork
Lost Communication with Throttle Actuator Control Module
on 2021 Subaru Legacy 2.5L H4 · AWD
What this code means
Cannot communicate with the electronic throttle control module.
Symptoms
- Limp mode
- Reduced power
- Throttle not responding
Common causes
- Module failure
- Wiring issue
- CAN bus problem
Diagnostic steps
- Check module power
- Test wiring
- Verify CAN bus
Repair notes
Check power and grounds to module.
Other Network codes on this vehicle
U0001
High Speed CAN Communication Bus
U0002
High Speed CAN Communication Bus Performance
U0003
High Speed CAN Communication Bus (+) Open
U0004
High Speed CAN Communication Bus (+) Low
U0005
High Speed CAN Communication Bus (+) High
U0006
High Speed CAN Communication Bus (-) Open
U0007
High Speed CAN Communication Bus (-) Low
U0008
High Speed CAN Communication Bus (-) High
U0009
High Speed CAN Communication Bus Shorted Together
U0010
Medium Speed CAN Communication Bus