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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
AUTOMATIC TRANSMISSION (DIAGNOSTICS)
F: DTC P0720 OUTPUT SPEED SENSOR CIRCUIT
DTC DETECTING CONDITION:
• AT vehicle speed signal is abnormal.
• The harness connector between TCM and vehicle speed sensor is in short or open.
TROUBLE SYMPTOM:
• Deterioration of shifting quality.
• Poor driving performance.
WIRING DIAGRAM:
A:
B54
TCM
B:
B55
B11
T10
CONTROL
VALVE
FRONT VEHICLE
SPEED SENSOR
TRANSMISSION
5AT(diag)-50
T7
A:
B54
1 2
3 4
5 6
7
8
9
10 11 12
13 14 15 16 17 18
19 20 21
22 23 24
B:
B55
1 2 3 4
5 6
7
8
9
10 11 12
13
14 15
16 17 18
19 20 21
22 23 24
B11
1 2
3 4
5
6 7
8
9 10
11 12
13
14 15
16
17 18
19 20
T10
1 2 3
4 5
6
7
8 9 10 11 12 13 14
15 16
T7
3 2 1
AT-03180
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