| Tester Connection | Condition | Specified Condition | |
| Stop light control relay (STOP relay) | 3 - 4 | Battery voltage not applied | Below 1 Ω |
| 3 - 5 | Battery voltage not applied | 10 kΩ or higher | |
| 3 - 4 | Battery voltage applied to terminals 1 and 2 | 10 kΩ or higher | |
| 3 - 5 | Battery voltage applied to terminals 1 and 2 | Below 1 Ω |