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.
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HOMESERVICE MANUALSMAZDA2004B4000 4WD V6-4.0L SOHCREPAIR AND DIAGNOSISBODY AND FRAMETRUCK BEDSERVICE AND REPAIR
2004 Mazda B4000 4WD V6-4.0L SOHC
Truck Bed: Service and Repair
2004 Mazda B4000 4WD V6-4.0L SOHCSECTION Service and Repair
PICKUP BED REMOVAL/INSTALLATION
1. Remove the tailgate.
2. Disconnect the rear lamp wiring harness electrical connector.
NOTE: Mark the position of the fuel tiller cap tether for proper installation.
3. Remove the fuel filler cap.
4. Remove the fuel filler neck screws.
CAUTION: Use care not to scratch the pickup bed.
NOTE: Label the pickup bed bolts because they are not identical and must be installed in the same location that they are removed from.
5. Remove the pickup bed bolts.
CAUTION:
- Use body decking protectors over the front corners of the pickup bed to prevent scratches.
- Lifting the pickup bed requires at least two people on each side.
6. Remove the pickup bed.
7. Inspect the J-nuts for damage. Replace the J-nuts if they are damaged.
8. Install in reverse order of removal.
1. Remove the tailgate.
2. Disconnect the rear lamp wiring harness electrical connector.
NOTE: Mark the position of the fuel tiller cap tether for proper installation.
3. Remove the fuel filler cap.
4. Remove the fuel filler neck screws.
CAUTION: Use care not to scratch the pickup bed.
NOTE: Label the pickup bed bolts because they are not identical and must be installed in the same location that they are removed from.
5. Remove the pickup bed bolts.
CAUTION:
- Use body decking protectors over the front corners of the pickup bed to prevent scratches.
- Lifting the pickup bed requires at least two people on each side.
6. Remove the pickup bed.
7. Inspect the J-nuts for damage. Replace the J-nuts if they are damaged.
8. Install in reverse order of removal.
RENDER: 1.0x
NO RELATED
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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.