ENGINE (DIAGNOSTICS)(H4DOTC) > Engine Control Module (ECM) I/O Signal
|
Description |
Connector No. |
Terminal No. |
Signal (V) |
Reference | ||
|
Ignition SW ON (engine OFF) |
Engine ON (idling) | |||||
|
Crankshaft position sensor |
Signal (+) |
B134 |
13 |
0 |
−7 — +7 |
Sensor output waveform |
|
Signal (−) |
B134 |
14 |
0 |
0 |
— | |
|
Shield |
B134 |
24 |
0 |
0 |
— | |
|
Rear oxygen sensor |
Signal |
B135 |
4 |
0 |
0 — 0.9 |
— |
|
Shield |
B135 |
1 |
0 |
0 |
— | |
|
GND (sensor) |
B135 |
30 |
0 |
0 |
— | |
|
Front oxygen (A/F) sensor heater |
Signal 1 |
B136 |
3 |
0 — 1.0 |
— |
Sensor output waveform |
|
Signal 2 |
B136 |
2 |
0 — 1.0 |
— |
Sensor output waveform | |
|
Rear oxygen sensor heater signal |
B136 |
4 |
0 — 1.0 |
— |
Sensor output waveform | |
|
Engine coolant temperature sensor |
Signal |
B134 |
34 |
1.0 — 1.4 |
1.0 — 1.4 |
After engine is warmed-up. |
|
GND (sensor) |
B134 |
29 |
0 |
0 |
After engine is warmed-up. | |
|
Vehicle speed signal |
B136 |
13 |
0 or 5 |
0 or 5 |
“5” and “0” are repeatedly displayed when vehicle is driven. | |
|
Air flow sensor |
Signal |
B135 |
26 |
— |
0.3 — 4.5 |
— |
|
Shield |
B135 |
35 |
0 |
0 |
— | |
|
GND |
B135 |
34 |
0 |
0 |
— | |
|
Intake air temperature sensor signal |
B135 |
18 |
0.3 — 4.6 |
0.3 — 4.6 |
— | |
|
Tumble generator valve position sensor RH |
Signal |
B134 |
26 |
Fully closed: 3.8 — 4.9 Fully open: 0.2 — 0.9 |
— | |
|
Power supply |
B134 |
19 |
5 |
5 |
— | |
|
GND (sensor) |
B134 |
29 |
0 |
0 |
— | |
|
Tumble generator valve position sensor LH |
Signal |
B134 |
16 |
Fully closed: 3.8 — 4.9 Fully open: 0.2 — 0.9 |
— | |
|
Power supply |
B134 |
19 |
5 |
5 |
— | |
|
GND (sensor) |
B134 |
29 |
0 |
0 |
— | |
|
Tumble generator valve RH (open) |
B137 |
22 |
0 or 10 — 13 |
0 or 12 — 14 |
Sensor output waveform | |
|
Tumble generator valve RH (closed) |
B137 |
23 |
0 or 10 — 13 |
0 or 12 — 14 |
Sensor output waveform | |
|
Tumble generator valve LH (open) |
B137 |
12 |
0 or 10 — 13 |
0 or 12 — 14 |
Sensor output waveform | |
|
Tumble generator valve LH (closed) |
B137 |
13 |
0 or 10 — 13 |
0 or 12 — 14 |
Sensor output waveform | |
|
Wastegate control solenoid valve |
B137 |
27 |
0 or 10 — 13 |
0 or 12 — 14 |
Sensor output waveform | |
|
Starter switch |
B136 |
32 |
0 |
0 |
Cranking: 8 — 14 | |
|
A/C switch |
B136 |
24 |
ON: 10 — 13 OFF: 0 |
ON: 12 — 14 OFF: 0 |
— | |
|
A/C middle pressure switch |
B136 |
33 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 12 — 14 |
— | |
|
Ignition switch |
B135 |
19 |
10 — 13 |
12 — 14 |
— | |
|
Neutral position switch |
B136 |
31 |
ON: 10 — 13 OFF: 0 |
ON: 12 — 14 OFF: 0 |
— | |
|
Test mode connector |
B135 |
27 |
10 — 13 |
13 — 14 |
When connected: 0 | |
|
Knock sensor |
Signal |
B134 |
15 |
2.8 |
2.8 |
— |
|
Shield |
B134 |
25 |
0 |
0 |
— | |
|
Back-up power supply |
B135 |
5 |
10 — 13 |
12 — 14 |
Ignition switch “OFF”: 10 — 13 | |
|
Control module power supply |
B134 |
7 |
10 — 13 |
12 — 14 |
— | |
|
B135 |
2 |
10 — 13 |
12 — 14 |
— | ||
|
Sensor power supply |
B134 |
19 |
5 |
5 |
— | |
|
Ignition control |
#1 |
B137 |
18 |
0 |
12 — 14 |
Waveform |
|
#2 |
B137 |
19 |
0 |
12 — 14 |
Waveform | |
|
#3 |
B137 |
20 |
0 |
12 — 14 |
Waveform | |
|
#4 |
B137 |
21 |
0 |
12 — 14 |
Waveform | |
|
Fuel injector |
#1 |
B137 |
8 |
10 — 13 |
1 — 14 |
Waveform |
|
#2 |
B137 |
9 |
10 — 13 |
1 — 14 |
Waveform | |
|
#3 |
B137 |
10 |
10 — 13 |
1 — 14 |
Waveform | |
|
#4 |
B137 |
11 |
10 — 13 |
1 — 14 |
Waveform | |
|
Fuel pump control unit |
Signal 1 |
B136 |
12 |
0 or 5 |
0 or 5 |
Sensor output waveform |
|
Signal 2 |
B135 |
33 |
10 — 13 |
12 — 14 |
— | |
|
A/C relay control |
B136 |
9 |
ON: 0.5 or less OFF: 10 — 13 |
ON: 0.5 or less OFF: 12 — 14 |
— | |
|
Radiator fan relay 1 control |
B136 |
18 |
ON: 0.5 or less OFF: 10 — 13 |
ON: 0.5 or less OFF: 12 — 14 |
— | |
|
Radiator fan relay 2 control |
B136 |
29 |
ON: 0.5 or less OFF: 10 — 13 |
ON: 0.5 or less OFF: 12 — 14 |
Model with A/C only | |
|
Malfunction indicator light |
B136 |
11 |
— |
— |
Light “ON”: 1 or less Light “OFF”: 10 — 14 | |
|
Engine speed output |
B136 |
22 |
— |
0 — 13 or more |
Waveform | |
|
Purge control solenoid valve |
B137 |
29 |
ON: 1 or less OFF: 10 — 13 |
ON: 1 or less OFF: 12 — 14 |
Sensor output waveform | |
|
Manifold absolute pressure sensor |
Signal |
B134 |
6 |
1.7 — 2.4 |
1.1 — 1.6 |
— |
|
Power supply |
B134 |
19 |
5 |
5 | ||
|
GND (sensor) |
B134 |
29 |
0 |
0 | ||
|
Fuel level sensor |
B135 |
10 |
0.12 — 4.75 |
0.12 — 4.75 |
— | |
|
Small light switch |
B135 |
15 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 12 — 14 |
— | |
|
Blower fan switch |
B135 |
16 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 12 — 14 |
— | |
|
Rear defogger switch |
B135 |
14 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 12 — 14 |
— | |
|
Power steering oil pressure switch |
B134 |
33 |
10 — 13 |
ON: 0 OFF: 12 — 14 |
— | |
|
Front oxygen (A/F) sensor signal (+) |
B135 |
9 |
2.8 — 3.2 |
2.8 — 3.2 |
— | |
|
Front oxygen (A/F) sensor signal (−) |
B135 |
8 |
2.4 — 2.7 |
2.4 — 2.7 |
— | |
|
Front oxygen (A/F) sensor shield |
B135 |
1 |
0 |
0 |
— | |
|
SSM/GST communication line |
B136 |
16 |
1 ← → 4 |
1 ← → 4 |
— | |
|
GND |
B137 |
1 |
0 |
0 |
— | |
|
B137 |
2 |
0 |
0 |
— | ||
|
B137 |
3 |
0 |
0 |
— | ||
|
B134 |
5 |
0 |
0 |
— | ||
|
B137 |
7 |
0 |
0 |
— | ||
|
GND (ignition system) |
B137 |
6 |
0 |
0 |
— | |
|
B137 |
26 |
0 |
0 |
— | ||
|
Camshaft position sensor (LH) |
B134 |
21 |
0 — 0.9 |
ON: 0 OFF: 4.7 — 5.3 |
Sensor output waveform | |
|
Camshaft position sensor (RH) |
B134 |
11 |
0 — 0.9 |
ON: 0 OFF: 4.7 — 5.3 |
Sensor output waveform | |
|
Electronic throttle |
Main |
B134 |
18 |
0.64 — 0.72 Fully opened: 3.96 |
0.64 — 0.72 (After engine is warmed-up.) |
Fully closed: 0.6 Fully opened: 3.96 |
|
Sub |
B134 |
28 |
1.51 — 1.58 Fully opened: 4.17 |
1.51 — 1.58 (After engine is warmed-up.) |
Fully closed: 1.48 Fully opened: 4.17 | |
|
Power supply |
B134 |
19 |
5 |
5 |
— | |
|
GND (sensor) |
B134 |
29 |
0 |
0 |
— | |
|
Electronic throttle motor (+) |
B137 |
5 |
Duty waveform |
Duty waveform |
Drive frequency: 500 Hz | |
|
Electronic throttle motor (−) |
B137 |
4 |
Duty waveform |
Duty waveform |
Drive frequency: 500 Hz | |
|
Electronic throttle motor power supply |
B136 |
1 |
10 — 13 |
12 — 14 |
— | |
|
Electronic throttle motor relay |
B136 |
21 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 12 — 14 |
When ignition switch is turned to ON: ON | |
|
Oil flow control solenoid (LH) |
Signal (+) |
B137 |
15 |
ON: 10 — 13 OFF: 0 |
ON: 12 — 14 OFF: 0 |
— |
|
Signal (−) |
B137 |
14 |
0 |
0 |
— | |
|
Oil flow control solenoid (RH) |
Signal (+) |
B137 |
17 |
ON: 10 — 13 OFF: 0 |
ON: 12 — 14 OFF: 0 |
— |
|
Signal (−) |
B137 |
16 |
0 |
0 |
— | |
|
Accelerator pedal position sensor |
Main sensor signal |
B135 |
23 |
Fully closed: 1 Fully opened: 3.5 |
Fully closed: 1 Fully opened: 3.5 |
— |
|
Main power supply |
B135 |
21 |
5 |
5 |
— | |
|
GND (main sensor) |
B135 |
29 |
0 |
0 |
— | |
|
Sub sensor signal |
B135 |
31 |
Fully closed: 1 Fully opened: 3.5 |
Fully closed: 1 Fully opened: 3.5 |
— | |
|
Sub power supply |
B135 |
22 |
5 |
5 |
— | |
|
GND (sub sensor) |
B135 |
30 |
0 |
0 |
— | |
|
Main light |
B135 |
6 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 12 — 14 |
— | |
|
Cruise control set light |
B135 |
3 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 12 — 14 |
— | |
|
Clutch switch |
B136 |
25 |
When clutch pedal is depressed: 0 When brake pedal is released: 10 — 13 |
When clutch pedal is depressed: 0 When brake pedal is released: 12 — 14 |
— | |
|
Command switch |
B135 |
24 |
ON: 10 — 13 OFF: 0 |
ON: 12 — 14 OFF: 0 |
— | |
|
Brake switch 1 |
B135 |
20 |
When brake pedal is depressed: 0 When brake pedal is released: 10 — 13 |
When brake pedal is depressed: 0 When brake pedal is released: 12 — 14 |
— | |
|
Brake switch 2 |
B135 |
28 |
When brake pedal is depressed: 10 — 13 When brake pedal is released: 0 |
When brake pedal is depressed: 12 — 14 When brake pedal is released: 0 |
— | |
|
Main switch |
B135 |
12 |
ON: 10 — 13 OFF: 0 |
ON: 12 — 14 OFF: 0 |
— | |
|
CAN communication |
Signal (+) |
B136 |
27 |
Pulse signal |
— | |
|
Signal (−) |
B136 |
35 |
Pulse signal |
— | ||
|
Secondary air pipe pressure sensor |
Signal |
B134 |
27 |
1.7 — 2.4 |
1.1 — 1.6 |
— |
|
Power supply |
B134 |
19 |
5 |
5 | ||
|
GDN (sensor) |
B134 |
29 |
0 |
0 | ||
|
Secondary air combination valve relay 1 |
B136 |
30 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 10 — 14 |
— | |
|
Secondary air pump relay |
B136 |
8 |
ON: 0 OFF: 10 — 13 |
ON: 0 OFF: 12 — 14 |
— | |