Camry Sedan 2WD V6-2507cc 2.5L DOHC (2VZ-FE) (1990)
(d) Reverse the polarity of the voltmeter leads.
(e) Set the door lock manual switch to LOCK, check that the voltage rises from 0 volts to battery voltage for approximately 0.2 seconds.
If operation is not as specified, replace the relay.