FUEL INJECTION (FUEL SYSTEMS)(H4DOTC) > Fuel Pump Relay

INSPECTION

1. Check that the fuel pump relay has no deformation, cracks or other damages.

2. Measure the resistance between fuel pump relay terminals.

Terminal No.

Standard

1 and 2

1 MΩ or more

3 and 4

93.8 — 136.4 Ω (When 20°C (68°F))

3. Connect battery positive terminal to terminal No. 3 and battery ground terminal to terminal No. 4, and measure the resistance between the fuel pump relay terminals.

Terminal No.

Standard

1 and 2

Less than 1 Ω