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DTC P0112 Intake Air Temperature Sensor Circuit Low
WIRING DIAGRAM
1
C64
7
6
5
4
3
17
16
15
14
13
12
11
27
26
25
24
23
22
21
34
33
32
31
1. MAF and IAT sensor
2. ECM
3. To other sensor
DTC DETECTING CONDITION AND TROUBLE AREA
DTC DETECTING CONDITION
DTC will be set when all of the following conditions are
detected for 5 seconds continuously.
• Engine is running
• Voltage of IAT sensor output is less than the specified
value
(High intake air temperature (low voltage/low resistance))
DTC CONFIRMATION PROCEDURE
1) With ignition switch turned OFF, connect scan tool.
2) Turn ON ignition switch and clear DTC using scan tool.
3) Start engine and run it for 10 sec.
4) Check DTC and pending DTC.
LT GRN/BLK
ORN
3
C63
2
1
7
6
5
4
3
10
9
8
19
18
17
16
15
14
13
12
11
20
19
18
27
26
25
24
23
30
29
28
35
34
33
32
31
ENGINE GENERAL INFORMATION AND DIAGNOSIS 6-75
C63-17
C63-28
ORN
G91
2
1
6
5
4
3
2
10
9
8
16
15
14
13
12
11
10
9
8
22
21
20
27
26
25
24
23
22
21
20
19
30
29
28
35
34
33
32
31
30
• IAT sensor circuit
• IAT sensor
• ECM
2
1
7
18
17
29
28
TROUBLE AREA
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