Chassis electrical system tester
First Claim
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1. Apparatus for testing of vehicle electrical systems, comprising:
- a chassis electrical control system including a body computer having a plurality of output connections and a plurality of input connections for connection to vehicle body electrical systems, the chassis electrical control system being electrically isolated from a vehicle body electrical system; and
a portable vehicle body electrical system emulator including,a housing,a harness extending from the housing, the harness terminating in a plurality of test connectors for connection to the chassis electrical control system,a plurality of visual indicators mounted on the housing,a plurality of switches mounted on the housing,a plurality of load emulation circuits, one being associated with and including an illumination element for each visual indicator, the plurality of load emulation circuits including a power dissipating element, anda plurality of input emulation circuits, one being associated with and including each switch, the plurality of input emulation circuits providing emulation of switches installed on a vehicle body.
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Abstract
A portable emulator of a bus body electrical system provides for chassis electrical testing. The portable emulator/tester provides indicator/load circuits and switches which operate as outputs from and inputs to the bus electrical system. The emulator may be connected to a vehicle chassis prior to mating of the chassis with the body by the test connectors that are keyed to those used for the body.
13 Citations
4 Claims
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1. Apparatus for testing of vehicle electrical systems, comprising:
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a chassis electrical control system including a body computer having a plurality of output connections and a plurality of input connections for connection to vehicle body electrical systems, the chassis electrical control system being electrically isolated from a vehicle body electrical system; and a portable vehicle body electrical system emulator including, a housing, a harness extending from the housing, the harness terminating in a plurality of test connectors for connection to the chassis electrical control system, a plurality of visual indicators mounted on the housing, a plurality of switches mounted on the housing, a plurality of load emulation circuits, one being associated with and including an illumination element for each visual indicator, the plurality of load emulation circuits including a power dissipating element, and a plurality of input emulation circuits, one being associated with and including each switch, the plurality of input emulation circuits providing emulation of switches installed on a vehicle body. - View Dependent Claims (2, 3, 4)
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Specification