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BMW P2402 Code – EVAP Purge Valve Fault
Limited
Safe to drive :
BMW vehicles only
Applies only to :
Not applicable to :
This explanation does NOT apply to other brands.
Medium
Severity level :
When Does This Code Appear on the Vehicles
P2402 occurs when EVAP purge control valve circuit detects fault.
What This Code means on the Vehicles
BMW-specific purge valve control fault.
Why This is different from a generic OBD2 Code
Generic scanners report EVAP valve fault but not BMW-specific circuit logic.
Common Situations That Trigger This Code
Faulty purge valve; Wiring issue; PCM communication error.
What Will NOT Fix This Code
Replacing unrelated parts; Ignoring valve wiring.
How to Clear This Code on Vehicles
Inspect purge valve and wiring; clear code via ISTA.
Related Manufacturer Specific Codes
BMW P2400; BMW P2401
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