LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 1977 >> GLC Base, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Ignition Timing Control >> Testing >> Vehicle Speed Switch
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Vehicle Speed Switch

  1. Connect voltmeter to distributor connector. Hook lead to Green/Red wire terminal. Block front wheels, raise rear of vehicle, and support with safety stands.
  2. Start engine and slowly increase vehicle speed. Current should stop flowing between 41-43 MPH. Slowly decrease vehicle speed. Current should stop within 3 MPH of initial current speed.
scientia non olet · About LEMON Manuals