Lexus ES300 (1997 year). Manual - part 238
N21307
C D
B
A
F
E
H
G
J L I
M
K
O
N
Q
P
T
U
V
R
S
BE–16
–
BODY ELECTRICAL
POWER SOURCE
1400
1997 LEXUS ES300 (RM511U)
5.
INSPECT INSIDE ENGINE ROOM JUNCTION BLOCK
CIRCUIT
Remove the relay from the relay block and inspect the connec-
tor on relay block side.
Relay
Tester connection
Condition
Specified condition
MG/CLT
C – Ground
Constant
Continuity
MG/CLT
D – Ground
Ignition switch turned to ON
Battery positive voltage
C/OPN
G – Ground
Constant
Continuity
FAN No.2
L – Ground
Constant
Continuity
FAN No.2
J – Ground
Ignition switch turned to ON
Battery positive voltage
FAN No.2
K – Ground
Constant
Battery positive voltage
FAN No.3
P – Ground
Constant
Battery positive voltage
HEATER
U – Ground
Constant
Continuity
HEATER
R – Ground
Ignition switch turned to ON
Battery positive voltage
HEATER
V – Ground
Constant
Battery positive voltage
If the circuit is not as specified, inspect the circuits connected
to other parts.