Table of Contents
1A-100 Engine General Information and Diagnosis:
Step
9
HO2S-1 for performance check
1) Check HO2S-1 referring to Step 3 of "DTC P0131 /
P0132: O2 Sensor (HO2S) Circuit Low Voltage / High
Voltage (Sensor-1)".
Is check result satisfactory?
DTC P0222: Throttle / Pedal Position Sensor / Switch "B" (Sub) Circuit Low
Wiring Diagram
WHT
BLK/YEL
YEL/BLU
7
5
6
8
15
14
13
12
11
30
29
28
27
26
44
45
43
42
41
60
59
58
57
56
1. Electric throttle body assembly
1-1. Throttle actuator
1-2. TP sensor (main)
1-3. TP sensor (sub)
2. Throttle actuator control relay
DTC Detecting Condition and Trouble Area
DTC detecting condition
Output voltage of throttle position sensor (sub) is less than specified
value for specified time continuously.
(1 driving detection logic)
Action
10
9
GRN
4
BLK/YEL
BLK/RED
BLK/YEL
BLK/RED
2
1
1-1
1-2
1-3
E23
10
9
8
7
6
5
4
3
25
24
23
22
21
20
19
18
40
39 38
37
36
35
34
33
55
54 53
52
51
50
49
48
3. ECM
4. Main relay
5. Individual circuit fuse box No.1
6. "TH MOT" fuse
7. "FI" fuse
Substitute a known-
good ECM and recheck.
BLK/WHT
E23-29
BRN/WHT
E23-60
BLK/RED
E23-1
BLK/RED
E23-16
E23-45
BLU/ORN
RED/YEL
E23-32
LT GRN/RED
C37-45
LT GRN/BLK
C37-44
RED
C37-43
GRN
C37-54
WHT
C37-40
BLK
C37-42
C37-41
2
1
15
14
13
12
11
17
16
30
29
28
27
26
44
32 31
45
43
42
41
47 46
60
59
58
57
56
• Throttle position sensor (sub) circuit
• Electric throttle body assembly
• ECM
Yes
Faulty HO2S-1 or its
circuit.
3
C37-58
BLK/ORN
C37-15
BLK
C37-30
BLK
E23-31
BLK
12V
5V
C37
10
9
8
7
6
5
4
3
25
24
23
22
21
20
19
18
40
39 38
37
36
35
34
33
55
54 53
52
51
50
49
48
8. "IG ACC" fuse
9. "IG COIL" fuse
10. Ignition switch
Trouble area
No
S7RS0B1104037
2
1
17
16
32 31
47 46
I6RS0C110015-01
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