B24xx OBD-II Codes (B2400–B2499)

100 fault codes in the B24xx range. Click any code for causes, diagnostic steps, severity, and common fixes.

B2400 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2401 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2402 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2403 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2404 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2405 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2406 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2407 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2408 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2409 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2410 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2411 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2412 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2413 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2414 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2415 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2416 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2417 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2418 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2419 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2420 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2421 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2422 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2423 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2424 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2425 moderate
Driver Seat Heater Circuit (Chevrolet/GMC); Headlight Leveling Motor Right (Lexus)
B2426 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2427 critical
Automatic Back-Door Encoder — no pulse signal (Nissan/Infiniti); Toyota: AFS CAN Communication Malfunction
B2428 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2429 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2430 moderate
Passenger Seat Heater Circuit (Chevrolet/GMC); Toyota/Lexus: Left LED Headlight Circuit Malfunction
B2431 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2432 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2433 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2434 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2435 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2436 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2437 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2438 critical
Passenger Seat-Belt Buckle Switch Circuit — Short to Ground (SRS restraint)
B2439 serious
Passenger Seat Belt Buckle Switch — Resistance Out of Range (SRS / restraint)
B2440 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2441 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2442 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2443 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2444 critical
Driver-Side Crash Sensor Internal Fault (Ford, SRS / restraint)
B2445 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2446 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2447 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2448 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2449 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2450 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2451 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2452 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2453 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2454 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2455 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2456 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2457 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2458 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2459 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2460 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2461 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2462 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2463 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2464 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2465 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2466 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2467 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2468 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2469 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2470 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2471 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2472 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2473 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2474 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2475 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2476 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2477 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2478 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2479 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2480 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2481 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2482 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2483 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2484 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2485 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2486 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2487 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2488 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2489 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2490 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2491 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2492 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2493 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2494 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2495 moderate
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2496 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2497 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2498 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
B2499 critical
Manufacturer-specific body code — definition not reliably documented; its meaning varies by make, model, and year, so confirm it against your manufacturer's service information
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