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.
2003 Mazda B2300 SEFACTORY OEM SERVICE PROCEDURE
Instrument Panel DTCS
INSTRUMENT PANEL DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
| B1323 | Door Ajar Lamp Output Circuit Failure |
| B1325 | Door Ajar Lamp Output Short to Battery |
| B1426 | Safety Belt Lamp Output Short Circuit to Battery |
| B1428 | Safety Belt Lamp Output Circuit Failure |
| P1804 | 4WD High Indicator Circuit Failure |
| P1806 | 4WD High Indicator Short to Battery |
| P1808 | 4WD Low Indicator Circuit Failure |
| P1810 | 4WD Low Indicator Short to Power |
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.