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4-38 FI SYSTEM Step 2 $ Injector voltage: Battery voltage (
+ Y/R –
- Ground) NOTE: ! 09900-25008: Multi circuit tester set & Tester knob indication: Voltage ( ' ) Is the voltage OK? YES • Gr/W wire open or shorted to ground, or poor
N
or
W connection. • If wire and connection are OK, intermittent trou- ble or faulty ECM. • Recheck each terminal and wire harness for open circuit and poor connection. NO Open circuit in the Y/R wire. ECM Coupler |