Fuseboards and Relays
The fuseboard consists of two panels, with fuses grouped by rating. Lucas relays are used to reduce current loadings and cable lengths.
Fuse Identification
Fuseboard number one has fuses rated at 4, 20, and 30 amps. Fuseboard number two has fuses rated at 10, 20, and 30 amps.
Electrical Systems
The ‘one-shot’ window lift system is a feature on all motor cars from VIN 30001. The system operates only when the engine is running.
The windscreen wiper control has a new washwipe ECU, providing features like normal speed operation with the washwipe switch.
Seat Heaters and Lumbar Support
Front seats have thermostatically controlled electrical seat heater elements. An adjustable lumbar support system is also fitted.
Manual:
Download: Rolls-Royce Motor Cars Limited 1989 Service Manual
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