Preliminary Inspection
WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2003 Mazda B4000, 2003 Mazda B3000, 2003 Mazda B2300, 2002 Mazda B4000, and 2002 Mazda B3000. However, it is still accessible from the selected car via links, so may be relevant.
Visually inspect all electrical wiring, looking for chafed, stretched, cut or pinched wiring. Ensure electrical connectors fit tightly and are not corroded. Inspect air induction system for possible leaks. Ensure vacuum hoses are correctly routed and are not pinched or cut. Check for non-factory installed equipment wired into transmission or PCM harness. Ensure shift linkage is correctly adjusted. Check PCM, sensors and actuators for physical damage. Check engine coolant level. Check transmission fluid level and condition.