 printable version
Main relay MFI
When the ignition is switched battery voltage is supplied to the engine control unit, fuel injectors, air flow meter, etc., while also applied voltage to the coil of the main relay, which is closing on "weight", incorporates elements of the fuel system. Check |  | - Check for continuity between terminals 5 () and 1 (-) relay.
|
Relay coil (between terminals 5 and 1) | Conductivity | | Winding included | No | | Winding off | Yes |
 | - If the relay is faulty, replace it.
|
Relay coil (between terminals 5 and 3) | Conductivity | | Winding off | No | | Winding included | Yes |
|
|
|
