5-26Charging units and components012345678910A8. Install the main relay a.9. Connect the engine ECM coupler b, andthen install the junction box cover.10. Connect the high-pressure fuel pumpcoupler a.Charging units and componentsChecking the lighting coil (statorassembly)1. Disconnect the lighting coil coupler a,and then connect the test harness (3pins) a.2. Measure the lighting coil output peakvoltage between all combinations of theterminals. Replace the lighting coil ifbelow specification.3. Measure the lighting coil resistance.4. Disconnect the test harness a, and thenconnect the lighting coil coupler a.Wiring harness continuity:Terminal 1–Terminal cTerminal 2–Terminal 43cb43a Test harness (3 pins) a:90890-06847Lighting coil output peak voltage:Green (G)–Green (G)r/min UnloadedCranking 1500 3500DC V 11.0 50.0 110.0Lighting coil resistance(reference data):0.2–0.3 Ω at 20 °C (68 °F)a aaGGGFuel control units and components / Charging units and components