Mazda 2002 B2300 Owner's Manual page 180

Driving
4x2 and 4x4 vehicles equipped with automatic transmissions:
4x2 vehicles with automatic transmissions or 4x4 vehicles with manual
transfer cases and automatic transmissions, follow these guidelines for
recreational towing:
Release the parking brake.
Turn the key in the ignition to the OFF/UNLOCKED position.
Place the transmission in N (Neutral).
Do not exceed a distance of 80 km (50 miles).
Do not exceed 56 km/h (35 mph) vehicle speed.
If a distance of 80 km (50 miles) or a speed of 56 km/h (35 mph) must
be exceeded, you must disconnect the driveshaft. Mazda recommends
the driveshaft be removed/installed only by a qualified technician. See
your local dealer for driveshaft removal/installation.
Improper removal/installation of the driveshaft can cause
transmission fluid loss, damage to the driveshaft and internal
transmission components.
CAMPER BODIES
Your pickup is not recommended for slide–in camper bodies.
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