P34xx codes: Powertrain codes P3400-P3499
155 powertrain trouble codes from P3400 to P34C8. They mostly involve the cylinder deactivation solenoid, ECM, wiring harness and lifter.
All P34xx codes
155 of these codes usually turn on the check engine light; 88 can often be fixed at home.
| Code | Meaning | Difficulty |
|---|---|---|
| P3400 | Cylinder Deactivation System Bank 1 | Hard |
| P3401 | Cylinder 1 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3402 | Cylinder 1 Deactivation/Intake Valve Control Performance | Hard |
| P3403 | Cylinder 1 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3404 | Cylinder 1 Deactivation/Intake Valve Control Circuit High | Medium |
| P3405 | Cylinder 1 Exhaust Valve Control Circuit/Open | Medium |
| P3406 | Cylinder 1 Exhaust Valve Control Performance | Hard |
| P3407 | Cylinder 1 Exhaust Valve Control Circuit Low | Medium |
| P3408 | Cylinder 1 Exhaust Valve Control Circuit High | Medium |
| P3409 | Cylinder 2 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P340A | Deactivation/Intake Valve Control Circuit Bank 1 | Medium |
| P340B | Deactivation/Intake Valve Control Circuit Bank 2 | Medium |
| P340C | Deactivation/Exhaust Valve Control Circuit Bank 1 | Medium |
| P340D | Deactivation/Exhaust Valve Control Circuit Bank 2 | Medium |
| P3410 | Cylinder 2 Deactivation/Intake Valve Control Performance | Hard |
| P3411 | Cylinder 2 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3412 | Cylinder 2 Deactivation/Intake Valve Control Circuit High | Medium |
| P3413 | Cylinder 2 Exhaust Valve Control Circuit/Open | Medium |
| P3414 | Cylinder 2 Exhaust Valve Control Performance | Hard |
| P3415 | Cylinder 2 Exhaust Valve Control Circuit Low | Medium |
| P3416 | Cylinder 2 Exhaust Valve Control Circuit High | Medium |
| P3417 | Cylinder 3 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3418 | Cylinder 3 Deactivation/Intake Valve Control Performance | Hard |
| P3419 | Cylinder 3 Deactivation/Intake Valve Control Circuit Low | Medium |
| P341A | Deactivation/Intake Valve Control Circuit Performance Bank 1 | Hard |
| P341B | Deactivation/Intake Valve Control Circuit Performance Bank 2 | Hard |
| P341C | Deactivation/Exhaust Valve Control Circuit Performance Bank 1 | Hard |
| P341D | Deactivation/Exhaust Valve Control Circuit Performance Bank 2 | Hard |
| P3420 | Cylinder 3 Deactivation/Intake Valve Control Circuit High | Medium |
| P3421 | Cylinder 3 Exhaust Valve Control Circuit/Open | Medium |
| P3422 | Cylinder 3 Exhaust Valve Control Performance | Hard |
| P3423 | Cylinder 3 Exhaust Valve Control Circuit Low | Medium |
| P3424 | Cylinder 3 Exhaust Valve Control Circuit High | Medium |
| P3425 | Cylinder 4 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3426 | Cylinder 4 Deactivation/Intake Valve Control Performance | Hard |
| P3427 | Cylinder 4 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3428 | Cylinder 4 Deactivation/Intake Valve Control Circuit High | Medium |
| P3429 | Cylinder 4 Exhaust Valve Control Circuit/Open | Medium |
| P3430 | Cylinder 4 Exhaust Valve Control Performance | Hard |
| P3431 | Cylinder 4 Exhaust Valve Control Circuit Low | Medium |
| P3432 | Cylinder 4 Exhaust Valve Control Circuit High | Medium |
| P3433 | Cylinder 5 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3434 | Cylinder 5 Deactivation/Intake Valve Control Performance | Hard |
| P3435 | Cylinder 5 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3436 | Cylinder 5 Deactivation/Intake Valve Control Circuit High | Medium |
| P3437 | Cylinder 5 Exhaust Valve Control Circuit/Open | Medium |
| P3438 | Cylinder 5 Exhaust Valve Control Performance | Hard |
| P3439 | Cylinder 5 Exhaust Valve Control Circuit Low | Medium |
| P3440 | Cylinder 5 Exhaust Valve Control Circuit High | Medium |
| P3441 | Cylinder 6 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3442 | Cylinder 6 Deactivation/Intake Valve Control Performance | Hard |
| P3443 | Cylinder 6 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3444 | Cylinder 6 Deactivation/Intake Valve Control Circuit High | Medium |
| P3445 | Cylinder 6 Exhaust Valve Control Circuit/Open | Medium |
| P3446 | Cylinder 6 Exhaust Valve Control Performance | Hard |
| P3447 | Cylinder 6 Exhaust Valve Control Circuit Low | Medium |
| P3448 | Cylinder 6 Exhaust Valve Control Circuit High | Medium |
| P3449 | Cylinder 7 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3450 | Cylinder 7 Deactivation/Intake Valve Control Performance | Hard |
| P3451 | Cylinder 7 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3452 | Cylinder 7 Deactivation/Intake Valve Control Circuit High | Medium |
| P3453 | Cylinder 7 Exhaust Valve Control Circuit/Open | Medium |
| P3454 | Cylinder 7 Exhaust Valve Control Performance | Hard |
| P3455 | Cylinder 7 Exhaust Valve Control Circuit Low | Medium |
| P3456 | Cylinder 7 Exhaust Valve Control Circuit High | Medium |
| P3457 | Cylinder 8 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3458 | Cylinder 8 Deactivation/Intake Valve Control Performance | Hard |
| P3459 | Cylinder 8 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3460 | Cylinder 8 Deactivation/Intake Valve Control Circuit High | Medium |
| P3461 | Cylinder 8 Exhaust Valve Control Circuit/Open | Medium |
| P3462 | Cylinder 8 Exhaust Valve Control Performance | Hard |
| P3463 | Cylinder 8 Exhaust Valve Control Circuit Low | Medium |
| P3464 | Cylinder 8 Exhaust Valve Control Circuit High | Medium |
| P3465 | Cylinder 9 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3466 | Cylinder 9 Deactivation/Intake Valve Control Performance | Hard |
| P3467 | Cylinder 9 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3468 | Cylinder 9 Deactivation/Intake Valve Control Circuit High | Medium |
| P3469 | Cylinder 9 Exhaust Valve Control Circuit/Open | Medium |
| P3470 | Cylinder 9 Exhaust Valve Control Performance | Hard |
| P3471 | Cylinder 9 Exhaust Valve Control Circuit Low | Medium |
| P3472 | Cylinder 9 Exhaust Valve Control Circuit High | Medium |
| P3473 | Cylinder 10 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3474 | Cylinder 10 Deactivation/Intake Valve Control Performance | Hard |
| P3475 | Cylinder 10 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3476 | Cylinder 10 Deactivation/Intake Valve Control Circuit High | Medium |
| P3477 | Cylinder 10 Exhaust Valve Control Circuit/Open | Medium |
| P3478 | Cylinder 10 Exhaust Valve Control Performance | Hard |
| P3479 | Cylinder 10 Exhaust Valve Control Circuit Low | Medium |
| P3480 | Cylinder 10 Exhaust Valve Control Circuit High | Medium |
| P3481 | Cylinder 11 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3482 | Cylinder 11 Deactivation/Intake Valve Control Performance | Hard |
| P3483 | Cylinder 11 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3484 | Cylinder 11 Deactivation/Intake Valve Control Circuit High | Medium |
| P3485 | Cylinder 11 Exhaust Valve Control Circuit/Open | Medium |
| P3486 | Cylinder 11 Exhaust Valve Control Performance | Hard |
| P3487 | Cylinder 11 Exhaust Valve Control Circuit Low | Medium |
| P3488 | Cylinder 11 Exhaust Valve Control Circuit High | Medium |
| P3489 | Cylinder 12 Deactivation/Intake Valve Control Circuit/Open | Medium |
| P3490 | Cylinder 12 Deactivation/Intake Valve Control Performance | Hard |
| P3491 | Cylinder 12 Deactivation/Intake Valve Control Circuit Low | Medium |
| P3492 | Cylinder 12 Deactivation/Intake Valve Control Circuit High | Medium |
| P3493 | Cylinder 12 Exhaust Valve Control Circuit/Open | Medium |
| P3494 | Cylinder 12 Exhaust Valve Control Performance | Hard |
| P3495 | Cylinder 12 Exhaust Valve Control Circuit Low | Medium |
| P3496 | Cylinder 12 Exhaust Valve Control Circuit High | Medium |
| P3497 | Cylinder Deactivation System Bank 2 | Hard |
| P3498 | Cylinder 1 Deactivation/Intake Valve Performance | Hard |
| P3499 | Cylinder 2 Deactivation/Intake Valve Performance | Hard |
| P349A | Cylinder 3 Deactivation/Intake Valve Performance | Hard |
| P349B | Cylinder 4 Deactivation/Intake Valve Performance | Workshop only |
| P349C | Cylinder 5 Deactivation/Intake Valve Performance | Hard |
| P349D | Cylinder 6 Deactivation/Intake Valve Performance | Hard |
| P349E | Cylinder 7 Deactivation/Intake Valve Performance | Hard |
| P349F | Cylinder 8 Deactivation/Intake Valve Performance | Hard |
| P34A0 | Cylinder 9 Deactivation/Intake Valve Performance | Workshop only |
| P34A1 | Cylinder 10 Deactivation/Intake Valve Performance | Workshop only |
| P34A2 | Cylinder 11 Deactivation/Intake Valve Performance | Workshop only |
| P34A3 | Cylinder 12 Deactivation/Intake Valve Performance | Workshop only |
| P34A4 | A Camshaft Position Actuator Temperature Sensor Circuit Bank 1 | Medium |
| P34A5 | A Camshaft Position Actuator Temperature Sensor Range/Performance Bank 1 | Medium |
| P34A6 | A Camshaft Position Actuator Temperature Sensor Circuit Low Bank 1 | Medium |
| P34A7 | A Camshaft Position Actuator Temperature Sensor Circuit High Bank 1 | Medium |
| P34A8 | A Camshaft Position Actuator Temperature Sensor Circuit Bank 2 | Medium |
| P34A9 | A Camshaft Position Actuator Temperature Sensor Range/Performance Bank 2 | Medium |
| P34AA | A Camshaft Position Actuator Temperature Sensor Circuit Low Bank 2 | Medium |
| P34AB | A Camshaft Position Actuator Temperature Sensor Circuit High Bank 2 | Medium |
| P34AC | A Camshaft Position Actuator Position Sensor A Circuit Bank 1 | Medium |
| P34AD | A Camshaft Position Actuator Position Sensor A Range/Performance Bank 1 | Hard |
| P34AE | A Camshaft Position Actuator Position Sensor A Circuit Low Bank 1 | Medium |
| P34AF | A Camshaft Position Actuator Position Sensor A Circuit High Bank 1 | Medium |
| P34B0 | A Camshaft Position Actuator Position Sensor A Circuit Bank 2 | Medium |
| P34B1 | A Camshaft Position Actuator Position Sensor A Range/Performance Bank 2 | Hard |
| P34B2 | A Camshaft Position Actuator Position Sensor A Circuit Low Bank 2 | Medium |
| P34B3 | A Camshaft Position Actuator Position Sensor A Circuit High Bank 2 | Medium |
| P34B4 | B Camshaft Position Actuator Temperature Sensor Circuit Bank 1 | Medium |
| P34B5 | B Camshaft Position Actuator Temperature Sensor Range/Performance Bank 1 | Medium |
| P34B6 | B Camshaft Position Actuator Temperature Sensor Circuit Low Bank 1 | Medium |
| P34B7 | B Camshaft Position Actuator Temperature Sensor Circuit High Bank 1 | Medium |
| P34B8 | B Camshaft Position Actuator Temperature Sensor Circuit Bank 2 | Medium |
| P34B9 | B Camshaft Position Actuator Temperature Sensor Range/Performance Bank 2 | Medium |
| P34BA | B Camshaft Position Actuator Temperature Sensor Circuit Low Bank 2 | Medium |
| P34BB | B Camshaft Position Actuator Temperature Sensor Circuit High Bank 2 | Medium |
| P34BC | B Camshaft Position Actuator Position Sensor A Circuit Bank 1 | Medium |
| P34BD | B Camshaft Position Actuator Position Sensor A Range/Performance Bank 1 | Hard |
| P34BE | B Camshaft Position Actuator Position Sensor A Circuit Low Bank 1 | Hard |
| P34BF | B Camshaft Position Actuator Position Sensor A Circuit High Bank 1 | Medium |
| P34C0 | B Camshaft Position Actuator Position Sensor A Circuit Bank 2 | Medium |
| P34C1 | B Camshaft Position Actuator Position Sensor A Range/Performance Bank 2 | Hard |
| P34C2 | B Camshaft Position Actuator Position Sensor A Circuit Low Bank 2 | Hard |
| P34C3 | B Camshaft Position Actuator Position Sensor A Circuit High Bank 2 | Medium |
| P34C4 | A Camshaft Position Actuator Control Circuit Driver Current/Temperature Too High Bank 1 | Hard |
| P34C5 | A Camshaft Position Actuator Control Circuit Driver Current/Temperature Too High Bank 2 | Hard |
| P34C6 | B Camshaft Position Actuator Control Circuit Driver Current/Temperature Too High Bank 1 | Hard |
| P34C7 | B Camshaft Position Actuator Control Circuit Driver Current/Temperature Too High Bank 2 | Hard |
| P34C8 | Camshaft Position Control Module Performance | Medium |