Electronic Features - Universal Transmitter: Overview Ford Explorer III

Scheme 128

The HomeLink(R) universal transmitter, located on the overhead console, provides a convenient way to substitute up to three hand-held transmitters with a single built-in device. The transmitter will learn the radio frequency codes of most current transmitters to operate garage doors, entry gates, security systems, and home or office lighting.

Refer to INTERIOR LIGHTS (Explorer) or INTERIOR LIGHTS Wiring Diagrams for schematic and connector information.

Scheme 129

Scheme 130

1. Verify the customer concern.
2. Visually inspect for obvious signs of mechanical damage.
3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
4. If the cause is not visually evident, verify the symptom and GO to Symptom Chart.

Scheme 131

Scheme 132

Scheme 133

Normal Operation

Under normal operation the HomeLink(R) universal transmitter can be programmed to operate up to three garage doors, entry gates, security systems, and home or office lighting. Voltage is supplied to the module via circuit 705 (LG/OG). Circuit 1205 (BK) provides the module ground.