
REAR HEATER
FROM POWER SOURCE SYSTEM (SEE PAGE 48)
1
10A 10A
RR HTR GAUGE
2
2 5 1F
B- Y
P
9 3D
25 IG1
7 3D
P
B- Y
6 IL1 2 IL1
B- Y
P
1 BP1 2 BP1
B
B- O
5 1
4 R16
REAR HEATER
RELAY
3 2
L- B
W- B
L- W 1 2 L- R
M
R13
REAR HEATER
BLOWER MOTOR
W- B W- B 2 1 L- R
B6 B6 B6
R14
REAR HEATER
BLOWER
RESISTOR
W- B
W- B
L- R
L- B
3 BP1 1 2
LO
R15
W- B
OFF REAR HEATER
BLOWER SW
HI
3
14 IL1 W- B
W- B
A
J9
JUNCTION
CONNECTOR
IF
2002 4RUNNER (EWD471U)
210
SERVICE HINTS
R15 REAR HEATER BLOWER SW
2-3 : Closed with the ignition SW at on and rear heater blower SW at LO position
1, 2-3 : Closed with the ignition SW at on and rear heater blower SW at HI position
R16 REAR HEATER RELAY
5-3 : Closed with the ignition SW at ON position and rear heater blower SW at HI or LO position
: PARTS LOCATION
Code See Page Code See Page Code See Page
J9 31 R14 33 R16 33
R13 33 R15 33
: RELAY BLOCKS
Code See Page Relay Blocks (Relay Block Location)
2 22 Engine Room R/B (Engine Compartment Left)
,,, : JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
,,,
,,,
Code See Page Junction Block and Wire Harness (Connector Location)
1F 24 Cowl Wire and Driver Side J/B (Lower Finish Panel)
3D 26 Cowl Wire and Center J/B (Near the Steering Column Tube)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
Code See Page Joining Wire Harness and Wire Harness (Connector Location)
IG1 38 Engine Room Main Wire and Cowl Wire (Left Kick Panel)
IL1 40 Cowl Wire and Floor Wire (Right Kick Panel)
BP1 42 Floor Wire and Rear Heater Sub Wire (Under the Front Passenger's Seat)
: GROUND POINTS
Code See Page Ground Points Location
IF 38 Cowl Side Panel RH
: SPLICE POINTS
Code See Page Wire Harness with Splice Points Code See Page Wire Harness with Splice Points
B6 42 Rear Heater Sub Wire
2002 4RUNNER (EWD471U)
211