COMPONENT LOCATION GRAPHICS Note. Figures may show multiple component locations. Refer to appropriate table for proper figure references. Relay Box No. 1. Scheme 1 Log in Scheme 1: Relay Box No. 1 Engine Compartment. Scheme 2 Log in Scheme 2: Engine Compartment Passenger Compartment. Scheme 3 Log in Scheme 3: Passenger Compartment Engine Compartment. Scheme 4 Log in Scheme 4: Engine Compartment Relay Box No. 2. Scheme 5 Log in Scheme 5: Relay Box No. 2