Components key (page 2 of 2)

The fuel level gauge is not working

1. Bridge the HR/NZ coloured cables at the fuel level gauge 56A so that the pointer on the instrument panel 6 gauge K signals the end of scale - full tank
   • OK → Overhaul or replace the fuel level gauge 56A
   • Not OK ↓
2. Bridge the NZ coloured cable at the fuel level gauge 56A with an earth
   • OK → Restore the continuity for the NZ coloured cable between the assembly 56A & the rear earth 19
   • Not OK ↓
3. Bridge the HR coloured cable at connector 28 with an earth so that the instrument panel 6 gauge K pointer signals the end of scale - full tank
   • OK → Restore the continuity of the HR coloured cable between connector 28 & the fuel level gauge 56A
   • Not OK ↓
4. Bridge the HR coloured cable at the instrument panel 6 connector B pin 16 with an earth, so that the instrument panel 6 gauge K pointer signals the end of scale - full tank
   • OK → Restore continuity for the HR coloured cable between the instrument panel 6 connector B & connector 28
   • Not OK ↓