FixVault

Component Testing: Computer

Raise and support vehicle. Remove glove box or console. DO NOT disconnect computer connector. Start engine. Using a voltmeter, check computer voltage as indicated in COMPUTER VOLTAGE SPECIFICATIONS table. See Fig 1. If voltage is not as specified, replace computer.

COMPUTER VOLTAGE SPECIFICATIONS

Test Between Vehicle Speed MPH (km/h) Volts
SOL (-) & Ground
Pickup 31 (50) .12-.24
Pickup (1) 0-.05
(1) Vehicle stopped, engine idling.
Fig 1: Testing Computer Voltage
G59110Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002