October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Brake Switch Signal
- Ensure stoplights operate properly. Connect ECM Test Harness (07LAJ-PT3010A
) to ECM main harness. DO NOT
connect test harness to ECM. Measure voltage between test harness terminals D2 (positive) and A26 (negative). See Figure
.
- Depress brake pedal. If battery voltage is present, switch is okay. If battery voltage is not present, repair open in Green/White wire and ECM terminal D2.