If the voltage differs from that specified in the table, check the components and corresponding wire harnesses listed in the "Items to Check" column.
Disconnect the negative cable from the battery.
Fig. 7.89. Power window main switch connector terminals
Check the power window master switch connector for continuity between terminals H and I.
If the system does not operate properly even though the components or associated wiring harnesses are in good condition, replace the power window master switch.