5-7655. Remove the fuse holder 2, and then dis-connect the fuse holder coupler e.6. Disconnect the PTT relay coupler f.7. Check the wiring harness for continuity.8. Connect the PTT relay coupler.9. Connect the fuse holder coupler, andthen install the fuse holder.10. Install the intake manifold (STBD). See“Installing the intake manifold” (6-18).11. Connect the PTT switch coupler.Checking the trim sensor1. Remove the trim sensor, and then dis-connect the trim sensor coupler a.2. Turn the trim sensor lever b from theposition c to the position d, and thenmeasure the resistance as it graduallychanges.3. Disconnect the alert indicator coupler e.Wiring harness continuity:a Terminal 1–f Terminal 1a Terminal 2–f Terminal 2a Terminal 3–e Terminal 42efeaf12342 1 Trim sensor resistance (reference data):Pink (P)–Black (B)247.6–387.6 Ω at position c9.0–11.0 Ω at position d (settingresistance)aB PbcdaaePTT electrical system