Checking the main power relay
1. Check for continuity between terminals "1" And "2" relay.
2. Check for continuity between terminals "3" And "5" relay when battery voltage is applied between terminals "1" And "2".
Checking the main power window switch
1. Checking work.
2. Checking the switch circuit. Check for continuity between pins "20" And "9, "IN" And "9".
3. Checking the backlight. Connect (+) batteries to output "4", (-) to terminal 96, check that the driver's power window switch illumination is working.
Checking the Power Window Master Switch Circuit
Checking the power window switches
Checking the power window motors
1. Checking the operation of the electric drive. Connect the battery to the terminals (see table), check the work.
2. Checking electric motors and thermal fuses.
A) Connect an ammeter to the terminal "1" (right door Camry, left door Vista) or "2" (left door Camry, right door Vista).
b) Close the glass completely.
V) Check that when the glass is fully lowered, the current will be approximately 16 - 23 A.
G) While continuing to hold the power window switch, check that the thermal fuse blows between 4 and 40 seconds (when triggered, the thermal fuse makes a characteristic sound).
d) Check that the power windows start working again after 60 seconds.
Checking the central control unit
Check the circuit according to the table "checking the central control unit".