FUEL INJECTION (FUEL SYSTEMS)(H4DOTC) > Main Relay
1. Check that the main relay has no deformation, cracks or other damages.
2. Measure the resistance between main relay terminals.
|
Terminal No. |
Standard |
|
1 and 2 |
1 MΩ or more |
|
3 and 4 |
130.4 — 230.8 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 main relay terminals.
|
Terminal No. |
Standard |
|
1 and 2 |
Less than 1 Ω |