Includes these tests from SAE J1113-2:

Appendix B Limit Levels for Conducted Immunity, 15 Hz to 250 kHz, Level 1, 0.15 Vp-p (requires attenuator)
Limit Levels for Conducted Immunity, 15 Hz to 250 kHz, Level 2, 0.50 Vp-p (requires attenuator)
Limit Levels for Conducted Immunity, 15 Hz to 250 kHz, Level 3, 1.0 Vp-p (requires attenuator)
Limit Levels for Conducted Immunity, 15 Hz to 250 kHz, Level 4, 3.0 Vp-p (requires attenuator)