Honda-specific code — factory diagnostic data| DTC Data Sheet | |
| Code | P2422 |
| Vehicle | Honda CR-V (2007-2024) |
| Engine | All gasoline |
| System | EMISSION SYSTEM |
| Fault type | Circuit |
| Official meaning | EVAP Canister Vent Valve Stuck Closed |
Definition source: Honda factory description. Diagnostic guidance is based on factory-defined fault logic for this code.
Decode any Honda CR-V VIN — free recalls, specs & safety ratings — free VIN decoder with NHTSA data
P2422 Quick Answer
P2422 on a Honda CR-V means the EVAP canister vent valve is stuck in the closed position — the opposite of P0455 (large leak / stuck open). On the CR-V, this is almost always debris (spider webs, leaves, mud) clogging the vent screen, not a failed solenoid. The vent is at the rear of the vehicle near the spare tire well. Clean it before replacing.
What Does P2422 Mean on a Honda CR-V?
The Honda CR-V (2007-2024) stores P2422 when the condition described above is met. This guide covers the 2.4L K24 (2007-2016) and 1.5L L15 turbo (2017+) engine variants. Model-specific failure patterns documented below differ from the generic SAE definition.
Symptoms
- Check Engine Light (P2422)
- Possible difficulty filling fuel tank (gas pump clicks off repeatedly)
- No driveability impact
- OBD-II inspection failure
Common Causes (Most Likely on This Model First)
- Debris in vent screen. The vent solenoid has a fine mesh screen that catches dust and debris. Honda mounted this in a vulnerable location on the CR-V. Spider webs, leaves, and mud are the dominant cause.
- Stuck vent solenoid. After cleaning, if it still won’t open on command, replace the solenoid.
- Wiring fault to vent solenoid. Less common but check the connector and harness.
- Failed fuel tank pressure sensor. Reports incorrect pressure, falsely triggering P2422.
Diagnostic Approach
- Locate the EVAP canister vent solenoid (near the rear of the CR-V, often above the spare tire well).
- Disconnect the vent and inspect the screen for debris. Clean with compressed air.
- Bidirectional command the vent solenoid with a scan tool — should hear it click open and closed.
- If the solenoid won’t actuate, check the harness and connector for damage.
- Smoke-test if the cleaning + solenoid command don’t resolve.
Possible Fixes
| Fix | When |
|---|---|
| Clean debris from vent screen | Always first — fixes ~70% of CR-V P2422 |
| Replace vent solenoid | Won’t actuate after cleaning |
| Wiring / connector repair | Harness damage visible |
| Replace fuel tank pressure sensor | Pressure live-data reads incorrect |
Can I Still Drive With P2422?
Yes — no driveability impact. Only practical issue is difficulty refueling (gas pump clicks off because the tank can’t vent) and failure of OBD-II inspection.
How Serious Is This Code?
Low. Usually a cleaning fix.
Repair Costs
| Repair | Cost |
|---|---|
| Clean vent screen (DIY) | $0 |
| Vent solenoid replacement | $120 – $260 |
| Wiring repair | $80 – $220 |
| Fuel tank pressure sensor | $160 – $280 |
FAQ
What is P2422 on a Honda CR-V?
P2422 means the EVAP canister vent valve is stuck closed. On the CR-V this is almost always debris (spider webs, leaves, mud) clogging the vent screen — not a failed solenoid. Clean the vent first.
How do I fix P2422 on a CR-V?
Locate the vent solenoid near the rear of the vehicle (often above the spare tire well), disconnect it, and clean the mesh screen with compressed air. About 70% of CR-V P2422 cases resolve with cleaning alone. Replace the solenoid only if it won’t actuate on command after cleaning.
Will P2422 affect filling my CR-V with gas?
Yes — a stuck-closed vent prevents the tank from venting during fueling. The gas pump will click off repeatedly because pressure builds in the tank. Cleaning the vent screen resolves this immediately.
Can I drive my CR-V with P2422?
Yes — no driveability or safety impact. The two practical issues are difficulty refueling (annoying but not dangerous) and failing OBD-II inspection if your state requires one.