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August 2023

August 2023

August 2023 cover image

Digital Edition

Fig. 23: Example of voltage trace and current flow values on a GDI engine.

Addressing No-Start Issues

Aug. 9, 2023

The oil-based VVT system uses the engine’s oil system to move the camshaft phasers, and poor or sporadic maintenance is a common cause of VVT issues. (all photos by author)

Variable Valve Timing

Aug. 9, 2023

A stator winding removed from a 3-phase motor. (all photos courtesy ACDC)

EV Service Tips

Aug. 9, 2023

The Internet Know-It-All

Aug. 9, 2023

This is a picture from the Chassis Service Manual of the 1972 Oldsmobile lineup. it includes information on eight different car models. (all photos by author)

Chasing the Mystery out of Wiring Diagrams

Aug. 8, 2023