LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 1986 >> Pickup Base, 22-RTE, W56 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heater System >> Testing >> Blower Switch

Blower Switch

Detach multi-pin terminal from blower switch. Use ohmmeter or circuit tester to check for continuity between terminals at different switch positions as noted in continuity chart and corresponding illustrations. If continuity is not as shown, replace blower switch. See Fig 5.

Fig 1: Attaching Air Intake Door Cable
G48734Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Attaching Mode Door Cable
G48742Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Attaching Air-Mix Door Cable
G48749Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 4: Attaching Heater Water Valve Cable
G48753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 5: Heater Blower Switch Terminal Locations
G48760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 6: Heater Blower Resistor Terminal Locations
G48770Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
BLOWER SWITCH CONTINUITY CHART

Switch Position Terminal Continuity
Pickup & 4Runner (Front)
"OFF" 4
"LO" 4 to 5
"MEDIUM" 4 to 5 & 1
"HI" 4 to 5 & 2
4Runner (Rear)
"HI" 1 to 2 & 3
"OFF" None
"LO" 1 to 2