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AT-50
TROUBLE DIAGNOSIS
Revision: August 20072004 QX56
A/T Electrical Parts LocationUCS002CU
BCIA0028E
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TROUBLE DIAGNOSIS
AT-51
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: August 20072004 QX56
Circuit DiagramUCS002CV
WCWA0216E
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AT-52
TROUBLE DIAGNOSIS
Revision: August 20072004 QX56
Wiring Diagram — AT —UCS002CW
BCWA0157E
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TROUBLE DIAGNOSIS
AT-53
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: August 20072004 QX56
BCWA0055E
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AT-54
TROUBLE DIAGNOSIS
Revision: August 20072004 QX56
WCWA0217E
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TROUBLE DIAGNOSIS
AT-55
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: August 20072004 QX56
WCWA0218E
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AT-56
TROUBLE DIAGNOSIS
Revision: August 20072004 QX56
BCWA0155E
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TROUBLE DIAGNOSIS
AT-57
D
E
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K
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B
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Revision: August 20072004 QX56
TCM TERMINAL MEASUREMENT CHART
TCM terminals and data are reference value. Measured between each terminal and ground.
Te r m i n a l
No.Wire
colorItem Condition Data (Approx.)
1PPower supply
(Memory back-up)– Battery voltage
2PPower supply
(Memory back-up)– Battery voltage
3 W CAN-H – –
4VK-line (CONSULT-
II signal)The terminal is connected to the data link connector for CONSULT-II. –
5 B Ground – –
6Y/RPower supply– Battery voltage
–0V
7RBack-up lamp
relaySelector lever in “R” position. 0V
Selector lever in other positions. Battery voltage
8 R CAN-L – –
9 B/R Starter relaySelector lever in “N”,“ P” positions. Battery voltage
Selector lever in other positions. 0V
10 B Ground – –