Using an ohmmeter, measure the resistance between the terminals.Resistance
RESISTANCE SPECIFICATIONS
| Tester Connection |
Specified Condition |
| 3-5 |
10 kΩ or higher |
| 3-5 |
Below 1 Ω (Apply battery voltage to terminal 1 and 2) |
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the EFI ECU relay.