Waveform 4
WARNING: This page is about a different variant/trim than selected.
Courtesy of SUBARU OF AMERICA, INC.
| Measured terminal |
Front oxygen (A/F) sensor heater signal (E158) No. 5 (+) - Engine ground 3 (E158) No. 63 (-): |
| Rear oxygen sensor heater signal (E158) No. 10 (+) - Engine ground 3 (E158) No. 63 (-): |
| Measuring condition |
While engine idling |