Operation CHARM: Car repair manuals for everyone.

Principles Of Operation




Reversing Lamps

Principles of Operation

Automatic Transaxle

The PCM monitors gear status information. When the transaxle is in REVERSE (R), the PCM provides a ground for the reversing lamps relay coil. When the relay is energized, voltage is supplied to the reversing lamps.

Manual transaxle

When the transaxle is in REVERSE (R), the reversing lamp switch provides a ground for the reversing lamps relay coil. When the relay is energized, voltage is supplied to the reversing lamps.