Fault codes P34xx: cylinder deactivation
Engine and transmission codes common to all makes (SAE J2012 standard).
Official codes: 155, from smallest to largest. Tap a code to get a direct link to share.
| Code | Meaning |
|---|---|
| P3400 | Cylinder Deactivation System Bank 1 |
| P3401 | Cylinder 1 Deactivation/Intake Valve Control Circuit Open |
| P3402 | Cylinder 1 Deactivation Performance/Stuck Off |
| P3403 | Cylinder 1 Deactivation Stuck On |
| P3404 | Cylinder 1 Deactivation Circuit Low Voltage |
| P3405 | Cylinder 1 Deactivation Circuit High Voltage |
| P3406 | Cylinder 1 Deactivation Stuck Off |
| P3407 | Cylinder 1 Deactivation Stuck On |
| P3408 | Cylinder 1 Deactivation Circuit Low Voltage |
| P3409 | Cylinder 1 Deactivation Circuit High Voltage |
| P340A | Deactivation/Intake Valve Control Circuit Bank 1 |
| P340B | Deactivation/Intake Valve Control Circuit Bank 2 |
| P340C | Deactivation/Exhaust Valve Control Circuit Bank 1 |
| P340D | Deactivation/Exhaust Valve Control Circuit Bank 2 |
| P3410 | Cylinder Deactivation System Bank 2 |
| P3411 | Cylinder 2 Deactivation Performance |
| P3412 | Cylinder 2 Deactivation Stuck Off |
| P3413 | Cylinder 2 Deactivation Stuck On |
| P3414 | Cylinder 2 Exhaust Valve Control Circuit/Open |
| P3415 | Cylinder 2 Exhaust Valve Control Circuit Low |
| P3416 | Cylinder 2 Exhaust Valve Control Circuit High |
| P3417 | Cylinder 3 Deactivation/Intake Valve Control Circuit/Open |
| P3418 | Cylinder 3 Deactivation/Intake Valve Control Performance |
| P3419 | Cylinder 3 Deactivation/Intake Valve Control Circuit Low |
| P341A | Deactivation/Intake Valve Control Circuit Performance Bank 1 |
| P341B | Deactivation/Intake Valve Control Circuit Performance Bank 2 |
| P341C | Deactivation/Exhaust Valve Control Circuit Performance Bank 1 |
| P341D | Deactivation/Exhaust Valve Control Circuit Performance Bank 2 |
| P3420 | Cylinder 3 Deactivation/Intake Valve Control Circuit High |
| P3421 | Cylinder 3 Exhaust Valve Control Circuit/Open |
| P3422 | Cylinder 3 Exhaust Valve Control Performance |
| P3423 | Cylinder 3 Exhaust Valve Control Circuit Low |
| P3424 | Cylinder 3 Exhaust Valve Control Circuit High |
| P3425 | Cylinder 3 Deactivation/Intake Valve Control Circuit Open |
| P3426 | Cylinder 4 Deactivation/Intake Valve Control Performance |
| P3427 | Cylinder 4 Deactivation/Intake Valve Control Circuit Low |
| P3428 | Cylinder 4 Deactivation/Intake Valve Control Circuit High |
| P3429 | Cylinder 4 Exhaust Valve Control Circuit/Open |
| P3430 | Cylinder 4 Exhaust Valve Control Performance |
| P3431 | Cylinder 4 Exhaust Valve Control Circuit Low |
| P3432 | Cylinder 4 Exhaust Valve Control Circuit High |
| P3433 | Cylinder 4 Deactivation Performance |
| P3434 | Cylinder 4 Deactivation Stuck Off |
| P3435 | Cylinder 4 Deactivation Stuck On |
| P3436 | Cylinder 5 Exhaust Valve Control Circuit/Open |
| P3437 | Cylinder 5 Exhaust Valve Control Performance |
| P3438 | Cylinder 5 Exhaust Valve Control Circuit Low |
| P3439 | Cylinder 5 Exhaust Valve Control Circuit High |
| P3440 | Cylinder 6 Deactivation/Intake Valve Control Circuit/Open |
| P3441 | Cylinder 5 Deactivation Performance |
| P3442 | Cylinder 6 Deactivation/Intake Valve Control Circuit Low |
| P3443 | Cylinder 6 Deactivation/Intake Valve Control Circuit High |
| P3444 | Cylinder 6 Exhaust Valve Control Circuit/Open |
| P3445 | Cylinder 6 Exhaust Valve Control Performance |
| P3446 | Cylinder 6 Exhaust Valve Control Circuit Low |
| P3447 | Cylinder 6 Exhaust Valve Control Circuit High |
| P3448 | Cylinder 7 Deactivation/Intake Valve Control Circuit/Open |
| P3449 | Cylinder 6 Deactivation Performance |
| P3450 | Cylinder 7 Deactivation/Intake Valve Control Circuit Low |
| P3451 | Cylinder 7 Deactivation/Intake Valve Control Circuit High |
| P3452 | Cylinder 7 Exhaust Valve Control Circuit/Open |
| P3453 | Cylinder 5 Exhaust Valve Control Circuit Low |
| P3454 | Cylinder 6 Exhaust Valve Control Circuit Low |
| P3455 | Cylinder 7 Exhaust Valve Control Circuit Low |
| P3456 | Cylinder 8 Deactivation/Intake Valve Control Circuit/Open |
| P3457 | Cylinder 7 Deactivation |
| P3458 | Cylinder 8 Deactivation/Intake Valve Control Circuit Low |
| P3459 | Cylinder 8 Deactivation/Intake Valve Control Circuit High |
| P3460 | Cylinder 8 Exhaust Valve Control Circuit/Open |
| P3461 | Cylinder 8 Exhaust Valve Control Performance |
| P3462 | Cylinder 8 Exhaust Valve Control Circuit Low |
| P3463 | Cylinder 8 Exhaust Valve Control Circuit High |
| P3464 | Cylinder 8 Exhaust Valve Control Circuit High |
| P3465 | Cylinder 8 Deactivation |
| P3466 | Cylinder Deactivation Hydraulic Circuit Bank 1 Open |
| P3467 | Cylinder Deactivation Hydraulic Circuit Bank 1 Performance |
| P3468 | Cylinder Deactivation Hydraulic Circuit Bank 1 Low |
| P3469 | Cylinder Deactivation Hydraulic Circuit Bank 1 High |
| P3470 | Cylinder Deactivation Hydraulic Circuit Bank 2 Open |
| P3471 | Cylinder Deactivation Hydraulic Circuit Bank 2 Performance |
| P3472 | Cylinder Deactivation Hydraulic Circuit Bank 2 Low |
| P3473 | Cylinder 9 Deactivation |
| P3474 | Cylinder Deactivation Hydraulic Circuit Bank 2 High |
| P3475 | Cylinder Deactivation Oil Pressure Switch Bank 1 Circuit |
| P3476 | Cylinder Deactivation Oil Pressure Switch Bank 1 Performance |
| P3477 | Cylinder Deactivation Oil Pressure Switch Bank 2 Circuit |
| P3478 | Cylinder Deactivation Oil Pressure Switch Bank 2 Performance |
| P3479 | Cylinder Deactivation Solenoid Bank 1 Control Circuit Open |
| P3480 | Cylinder Deactivation Solenoid Bank 2 Control Circuit Open |
| P3481 | Cylinder 10 Deactivation |
| P3482 | Cylinder Deactivation Solenoid Bank 1 Control Circuit Low |
| P3483 | Cylinder Deactivation Solenoid Bank 1 Control Circuit High |
| P3484 | Cylinder Deactivation Solenoid Bank 2 Control Circuit Low |
| P3485 | Cylinder Deactivation Solenoid Bank 2 Control Circuit High |
| P3486 | Cylinder 11 Exhaust Valve Control Circuit Performance |
| P3487 | Cylinder 11 Exhaust Valve Control Circuit Low |
| P3488 | Cylinder 11 Exhaust Valve Control Circuit High |
| P3489 | Cylinder 11 Deactivation |
| P3490 | Cylinder Deactivation System Performance Bank 1 |
| P3491 | Cylinder Deactivation System Performance Bank 2 |
| P3492 | Cylinder Deactivation Position Sensor Bank 1 |
| P3493 | Cylinder Deactivation Position Sensor Bank 2 |
| P3494 | Cylinder Deactivation Position Sensor Bank 1 Range/Performance |
| P3495 | Cylinder Deactivation Position Sensor Bank 2 Range/Performance |
| P3496 | Cylinder 12 Deactivation |
| P3497 | Cylinder Deactivation System Bank 2 |
| P3498 | Cylinder Deactivation Pressure Sensor Bank 1 |
| P3499 | Cylinder Deactivation Pressure Sensor Bank 2 |
| P349A | Cylinder 3 Deactivation/Intake Valve Performance |
| P349B | Cylinder 4 Deactivation/Intake Valve Performance |
| P349C | Cylinder 5 Deactivation/Intake Valve Performance |
| P349D | Cylinder 6 Deactivation/Intake Valve Performance |
| P349E | Cylinder 7 Deactivation/Intake Valve Performance |
| P349F | Cylinder 8 Deactivation/Intake Valve Performance |
| P34A0 | Cylinder 9 Deactivation/Intake Valve Performance |
| P34A1 | Cylinder 10 Deactivation/Intake Valve Performance |
| P34A2 | Cylinder 11 Deactivation/Intake Valve Performance |
| P34A3 | Cylinder 12 Deactivation/Intake Valve Performance |
| P34A4 | A Camshaft Position Actuator Temperature Sensor Circuit Bank 1 |
| P34A5 | A Camshaft Position Actuator Temperature Sensor Range/Performance Bank 1 |
| P34A6 | A Camshaft Position Actuator Temperature Sensor Circuit Low Bank 1 |
| P34A7 | A Camshaft Position Actuator Temperature Sensor Circuit High Bank 1 |
| P34A8 | A Camshaft Position Actuator Temperature Sensor Circuit Bank 2 |
| P34A9 | A Camshaft Position Actuator Temperature Sensor Range/Performance Bank 2 |
| P34AA | A Camshaft Position Actuator Temperature Sensor Circuit Low Bank 2 |
| P34AB | A Camshaft Position Actuator Temperature Sensor Circuit High Bank 2 |
| P34AC | A Camshaft Position Actuator Position Sensor A Circuit Bank 1 |
| P34AD | A Camshaft Position Actuator Position Sensor A Range/Performance Bank 1 |
| P34AE | A Camshaft Position Actuator Position Sensor A Circuit Low Bank 1 |
| P34AF | A Camshaft Position Actuator Position Sensor A Circuit High Bank 1 |
| P34B0 | A Camshaft Position Actuator Position Sensor A Circuit Bank 2 |
| P34B1 | A Camshaft Position Actuator Position Sensor A Range/Performance Bank 2 |
| P34B2 | A Camshaft Position Actuator Position Sensor A Circuit Low Bank 2 |
| P34B3 | A Camshaft Position Actuator Position Sensor A Circuit High Bank 2 |
| P34B4 | B Camshaft Position Actuator Temperature Sensor Circuit Bank 1 |
| P34B5 | B Camshaft Position Actuator Temperature Sensor Range/Performance Bank 1 |
| P34B6 | B Camshaft Position Actuator Temperature Sensor Circuit Low Bank 1 |
| P34B7 | B Camshaft Position Actuator Temperature Sensor Circuit High Bank 1 |
| P34B8 | B Camshaft Position Actuator Temperature Sensor Circuit Bank 2 |
| P34B9 | B Camshaft Position Actuator Temperature Sensor Range/Performance Bank 2 |
| P34BA | B Camshaft Position Actuator Temperature Sensor Circuit Low Bank 2 |
| P34BB | B Camshaft Position Actuator Temperature Sensor Circuit High Bank 2 |
| P34BC | B Camshaft Position Actuator Position Sensor A Circuit Bank 1 |
| P34BD | B Camshaft Position Actuator Position Sensor A Range/Performance Bank 1 |
| P34BE | B Camshaft Position Actuator Position Sensor A Circuit Low Bank 1 |
| P34BF | B Camshaft Position Actuator Position Sensor A Circuit High Bank 1 |
| P34C0 | B Camshaft Position Actuator Position Sensor A Circuit Bank 2 |
| P34C1 | B Camshaft Position Actuator Position Sensor A Range/Performance Bank 2 |
| P34C2 | B Camshaft Position Actuator Position Sensor A Circuit Low Bank 2 |
| P34C3 | B Camshaft Position Actuator Position Sensor A Circuit High Bank 2 |
| P34C4 | A Camshaft Position Actuator Control Circuit Driver Current/Temperature Too High Bank 1 |
| P34C5 | A Camshaft Position Actuator Control Circuit Driver Current/Temperature Too High Bank 2 |
| P34C6 | B Camshaft Position Actuator Control Circuit Driver Current/Temperature Too High Bank 1 |
| P34C7 | B Camshaft Position Actuator Control Circuit Driver Current/Temperature Too High Bank 2 |
| P34C8 | Camshaft Position Control Module Performance |
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Official meanings: OBDex (public domain, CC0). Manufacturer codes: dtc-database (MIT license), probable meanings not verified by the manufacturers. The same meaning can vary depending on the model: always have a diagnosis confirmed by a professional.