U0226moderate severityNetwork
Lost Communication With Zone Module G
on 2007-2017 Jeep Compass 2.4L I4 · AWD
What this code means
The main controller can't talk to Zone Module G over the data bus. Devices controlled by that module may stop responding.
Symptoms
- Dash warning lights
- Zone features inoperative
- Intermittent glitches
Common causes
- Faulty Zone Module G
- Wiring or connector fault at module
- Blown fuse or lost power/ground
- Damaged CAN bus wiring
Diagnostic steps
- Scan all modules for stored codes
- Check power and ground at Zone Module G
- Test CAN bus wiring for continuity
- Replace module if unresponsive
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Any of these will read and clear this code — pick by how deep you want to go.
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ANCEL AD410 →
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Serious DIY~$100
BlueDriver Pro →
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Autel MaxiCOM MK808S →
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Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
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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