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Power Main Relay

Remove relay (located in junction block, on left side of instrument panel). See Fig 1. Replace relay if it does not operate as follows:

Fig 1: Identifying Power Main Relay Terminals
G97D04325Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Remove master switch. Check for continuity between specified terminals of master switch with switch in indicated position. See Figure. See MASTER SWITCH CONTINUITY TEST  table. If continuity is not as specified, replace master switch.

MASTER SWITCH CONTINUITY TEST

Window Switch & Position Window Lock Switch Position Continuity Between Terminals No.
Driver's Switch
Off (Neutral) (1) 1, 6 & 13
Up (1) 1 & 13; 6 & 7
Down (1) 1 & 6; 7 & 13
Right Front Switch
Off (Neutral) Unlock 1, 5 & 12
Lock 5 & 12
Up Unlock 1 & 5; 7 & 12
Lock 7 & 12
Down Unlock 1 & 12; 5 & 7
Lock 5 & 7
Left Rear Switch
Off (Neutral) Unlock 1, 9 & 10
Lock 9 & 10
Up Unlock 1 & 9; 7 & 10
Lock 7 & 10
Down Unlock 1 & 10; 7 & 9
Lock 7 & 9
Right Rear Switch
Off (Neutral) Unlock 1, 11 & 14
Lock 11 & 14
Up Unlock 1 & 14; 7 & 11
Lock 7 & 11
Down Unlock 1 & 11; 7 & 14
Lock 7 & 14
(1) Position does not affect driver's switch.