Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Mazda B2300 SEFACTORY OEM SERVICE PROCEDURE
Transfer Case DTCS
TRANSFER CASE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
| B1355 | Ignition Run Circuit Failure |
| B1483 | Brake Pedal Input Circuit Failure |
| C1728 | Transfer Case Unable to Transition Between 2H and 4H |
| C1729 | Transfer Case Unable to Transition Between 2H and 4H |
| P0500 | Vehicle Speed Signal Circuit Failure |
| P1555 | Ignition Run/Start Circuit Failure |
| P1812 | Transmission 4X4 Mode Select Circuit Failure |
| P1815 | Transmission 4X4 Mode Select Short Circuit to Ground |
| P1816 | Transmission Neutral Safety Switch Circuit Failure |
| P1819 | Transmission Neutral Safety Switch Short Circuit to Ground |
| P1849 | Transmission Transfer Case Contact Plate A Short Circuit to Ground |
| P1853 | Transmission Transfer Case Contact Plate B Short Circuit to Ground |
| P1857 | Transmission Transfer Case Contact Plate C Short Circuit to Ground |
| P1861 | Transmission Transfer Case Contact Plate D Short Circuit to Ground |
| P1867 | Transmission Transfer Case Contact Plate General Circuit Failure |
| P1891 | Transmission Transfer Case Contact Plate Ground Return Open Circuit |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.