Error code
OBD2 P2206
OBD2P2206
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
NOx Sensor Heater Control Circuit Low.
Severity
moderateCan drive but may experience reduced performance and increased emissions.
Summary
P2206 indicates that there is an issue with the NOx sensor heater control circuit on bank 1, which is likely due to a wiring problem.
Common Causes
- Wiring short to ground
Fixes
- Repair or replace the NOx sensor heater control circuit wiring.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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