Self-Diagnostic System: Notes

WARNING: This page is about a different car, the 2000 Mazda B4000, 2000 Mazda B3000, and 2000 Mazda B2500. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Two-wheel drive vehicles or vehicles without power windows are equipped with a Central Timer Module (CTM). All other vehicles are equipped with a Generic Electronic Module (GEM). When diagnosing a network concern on vehicles equipped with a CTM, treat CTM as a GEM. NGS tester does not have a selection for CTM.