F 250 2WD Pickup V8-7.3L DSL Turbo VIN F (1994)
Glow Plug Relay: Service and Repair
REMOVAL
CAUTION: Do not use a screwdriver or similar tool to pry off the terminal cover. Battery voltage is present at the terminals.
1. Disconnect the batteries.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the Powertrain Control
Module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 10 miles or more to relearn the strategy.
2. Remove the plastic terminal cover from the relay.
Glow Plug Relay
3. Disconnect the battery terminal connector (12 volt power wire), the glow plug relay connector, and the harness connector.
4. Remove the mounting screws and remove the relay from the engine.
INSTALLATION
1. Install the relay on the engine and tighten the screws.
2. Reconnect the harness connector, relay connector, and the battery terminal connector.
3. Reinstall the plastic terminal cover.
4. Reconnect the batteries.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the Powertrain Control
Module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 10 miles or more to relearn the strategy.
