| TUCSON(LM) >2010 > G 2.4 DOHC > Fuel System > Engine Control System > Engine Control Module (ECM)>Schematic Diagrams |

ECM Terminal And Input/Output signal
ECM Terminal Function
Connector [CHG-A]
Pin No. | Description | Connected to
1 | Ignition Coil (Cylinder #4) control output | Ignition Coil (Cylinder #4) [With Immobilizer]
Ignition Coil (Cylinder #1) control output | Ignition Coil (Cylinder #1) [Without Immobilizer]
2 | Shield ground | Ignition Coil (Cylinder #1,2,3,4)
3 | - |
4 | - |
5 | - |
6 | - |
7 | - |
8 | - |
9 | - |
10 | - |
11 | - |
12 | - |
13 | Electrical load [Wiper] signal input | Wiper [Low] Relay
14 | Electrical load signal input | Alternator
15 | Ground | Cruise Control Switch
16 | Ignition Coil (Cylinder #2) control output | Ignition Coil (Cylinder #2) [With Immobilizer]
Ignition Coil (Cylinder #3) control output | Ignition Coil (Cylinder #3) [Without Immobilizer]
17 | - |
18 | - |
19 | - |
20 | - |
21 | - |
22 | - |
23 | - |
24 | - |
25 | - |
26 | - |
27 | - |
28 | - |
29 | Brake Switch 1 signal input | Brake Switch
30 | Cruise Control Switch signal input | Cruise Control Switch
31 | Ignition Coil (Cylinder #1) control output | Ignition Coil (Cylinder #1) [With Immobilizer]
Ignition Coil (Cylinder #4) control output | Ignition Coil (Cylinder #4) [Without Immobilizer]
32 | - |
33 | - |
34 | - |
35 | - |
36 | - |
37 | - |
38 | - |
39 | - |
40 | - |
41 | - |
42 | - |
43 | Clutch Switch signal input | Clutch Switch
44 | Brake Switch 2 signal input | Brake Switch
45 | Motor [+] control output | Variable Charge Motion Actuator (VCMA)
46 | Ignition Coil (Cylinder #3) control output | Ignition Coil (Cylinder #3) [With Immobilizer]
Ignition Coil (Cylinder #2) control output | Ignition Coil (Cylinder #2) [Without Immobilizer]
47 | - |
48 | - |
49 | - |
50 | - |
51 | - |
52 | - |
53 | - |
54 | - |
55 | - |
56 | - |
57 | - |
58 | - |
59 | - |
60 | Motor [-] control output | Variable Charge Motion Actuator (VCMA)
Connector [CHG-K]
Pin No. | Description | Connected to
1 | Power ground | Chassis Ground
2 | Battery power (B+) | Ignition Switch
3 | Power ground | Chassis Ground
4 | Battery power (B+) | Main Relay
5 | Power ground | Chassis Ground
6 | Battery power (B+) | Battery
7 | - |
8 | - |
9 | Fuel Level Sensor (FLS) signal input | Fuel Level Sensor (FLS)
10 | - |
11 | - |
12 | Knock Sensor (KS) signal input | Knock Sensor (KS)
13 | Sensor ground | Accelerator Position Sensor (APS) 2
14 | Sensor ground | Engine Coolant Temperature Sensor (ECTS)
15 | Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input | Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
16 | - |
17 | Crankshaft Position Sensor (CKPS) signal input | Crankshaft Position Sensor (CKPS)
18 | Rc/Rp (Pump Cell Voltage) | Heated Oxygen Sensor [Bank 1/Sensor 1]
19 | VS+ (NERNST Cell Voltage) | Heated Oxygen Sensor [Bank 1/Sensor 1]
20 | VS-/IP- (Common Ground for VS, IP) | Heated Oxygen Sensor [Bank 1/Sensor 1]
21 | - |
22 | Sensor feedback signal input | Variable Charge Motion Actuator (VCMA)
23 | Fuel consumption signal output | Trip Computer
24 | - |
25 | Injector (Cylinder #1) control output | Injector (Cylinder #1)
26 | Injector (Cylinder #3) control output | Injector (Cylinder #3)
27 | Injector (Cylinder #4) control output | Injector (Cylinder #4)
28 | Injector (Cylinder #2) control output | Injector (Cylinder #2)
29 | - |
30 | Sensor power (+5V) | Manifold Absolute Pressure Sensor (MAPS)
31 | Manifold Absolute Pressure Sensor (MAPS) signal input | Manifold Absolute Pressure Sensor (MAPS)
32 | Throttle Position Sensor (TPS) 2 signal input | Throttle Position Sensor (TPS) 2
33 | Engine Coolant Temperature Sensor (ECTS) signal input | Engine Coolant Temperature Sensor (ECTS)
34 | Sensor ground | Knock Sensor (KS)
35 | Accelerator Position Sensor (APS) 2 signal input | Accelerator Position Sensor (APS) 2
36 | Sensor power (+5V) | Accelerator Position Sensor (APS) 2
37 | Sensor ground | Camshaft Position Sensor (CMPS) [Bank 1/Exhaust]
38 | - |
39 | Sensor ground | Crankshaft Position Sensor (CKPS)
40 | Vehicle speed signal input | ABS/ESP Control Unit
41 | - |
42 | Rc (Compensative Resistance) | Heated Oxygen Sensor [Bank 1/Sensor 1]
43 | Sensor power (+5V) | A/C Pressure Transducer (APT), Fuel Tank Pressure Sensor (FTPS), Variable Charge Motion Actuator (VCMA)
44 | Sensor ground | Variable Charge Motion Actuator (VCMA)
45 | - |
46 | Alternator (COM) | Alternator
47 | - |
48 | - |
49 | - |
50 | Variable Intake Solenoid (VIS) Valve control output | Variable Intake Solenoid (VIS) Valve
51 | Battery power (B+) | Main Relay
52 | Fuel Tank Pressure Sensor (FTPS) signal input | Fuel Tank Pressure Sensor (FTPS)
53 | Intake Air Temperature Sensor (IATS) signal input | Intake Air Temperature Sensor (IATS)
54 | A/C Pressure Transducer (APT) signal input | A/C Pressure Transducer (APT)
55 | - |
56 | - |
57 | Sensor ground | A/C Pressure Transducer (APT)
58 | - |
59 | Sensor ground | Throttle Position Sensor (TPS) 1,2
60 | Sensor power (+5V) | Accelerator Position Sensor (APS) 1
61 | Sensor ground | Accelerator Position Sensor (APS) 1
62 | Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input | Camshaft Position Sensor (CMPS) [Bank 1/Intake]
63 | Sensor power (+5V) | Throttle Position Sensor (TPS) 1,2
64 | Main Relay control output | Main Relay
65 | Cooling Fan Relay [Low] control output | Cooling Fan Relay [Low]
66 | CVVT Oil Control (OCV) Valve [Bank 1/Intake] control output | CVVT Oil Control Valve (OCV) [Bank 1/Intake]
67 | Purge Control Solenoid Valve (PCSV) control output | Purge Control Solenoid Valve (PCSV)
68 | CVVT Oil Control (OCV) Valve [Bank 1/Exhaust] control output | CVVT Oil Control Valve (OCV) [Bank 1/Exhaust]
69 | Immobilizer Lamp control output | Immobilizer Lamp [Without Button Engine Start System]
70 | Fuel Pump Relay control output | Fuel Pump Relay
71 | ETC Motor [+] control output | ETC Motor
72 | ETC Motor [-] control output | ETC Motor
73 | Sensor ground | Fuel Tank Pressure Sensor (FTPS)
74 | Sensor ground | Manifold Absolute Pressure Sensor (MAPS)
75 | Immobilizer communication line | Smart key control module [With Button Engine Start System]
Immobilizer Control [Without Button Engine Start System]
76 | LIN communication signal input | Battery Sensor
77 | CAN [High] | Other control module, Data Link Connector (DLC),
78 | CAN [Low] | Other control module, Data Link Connector (DLC),
79 | - |
80 | Throttle Position Sensor (TPS) 1 signal input | Throttle Position Sensor (TPS) 1
81 | - |
82 | Accelerator Position Sensor (APS) 1 signal input | Accelerator Position Sensor (APS) 1
83 | Sensor ground | Camshaft Position Sensor (CMPS) [Bank 1/Intake]
84 | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
85 | Sensor ground | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
86 | Engine speed signal output | Power Distribution Module (PDM)
87 | A/C Compressor Relay control output | A/C Compressor Relay
88 | Cooling Fan Relay [High] control output | Cooling Fan Relay [High]
89 | - |
90 | - |
91 | Canister Close Valve (CCV) control output | Canister Close Valve (CCV)
92 | Malfunction Indicator Lamp (MIL) control output | Malfunction Indicator Lamp (MIL)
93 | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1]
94 | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2]
ECM Terminal Input/ Output signal
Connector [CHG-A]
Pin No. | Description | Condition | Type | Level | Test Result
1 | Ignition Coil (Cylinder #4) control output [With Immobilizer] | Idle | Pulse | 1st Voltage: 300~400V | 416V
ON Voltage: Max. 2.0V | 1.4V
Ignition Coil (Cylinder #1) control output [Without Immobilizer] | Frequency | 5.2Hz
Dwell Time | 2.78ms
2 | Shield | Idle | DC | Max. 50mV | 16.8mV
3 | - |  |  |  |
4 | - |  |  |  |
5 | - |  |  |  |
6 | - |  |  |  |
7 | - |  |  |  |
8 | - |  |  |  |
9 | - |  |  |  |
10 | - |  |  |  |
11 | - |  |  |  |
12 | - |  |  |  |
13 | Electrical load [Wiper] signal input |  |  |  |
14 | Alternator (FR) | Idle | Pulse | HI: Battery Voltage | 13.4V
LO: Max 1.5V | 40 mV
15 | Ground | Idle | DC | Max. 50 mV |
16 | Ignition Coil (Cylinder #2) control output [With Immobilizer] | Idle | Pulse | 1st Voltage: 300~400V | 416V
ON Voltage: Max. 2.0V | 1.3V
Ignition Coil (Cylinder #3) control output [Without Immobilizer] | Frequency | 5.2Hz
Dwell Time | 2.73ms
17 | - |  |  |  |
18 | - |  |  |  |
19 | - |  |  |  |
20 | - |  |  |  |
21 | - |  |  |  |
22 | - |  |  |  |
23 | - |  |  |  |
24 | - |  |  |  |
25 | - |  |  |  |
26 | - |  |  |  |
27 | - |  |  |  |
28 | - |  |  |  |
29 | Brake Switch 1 signal input | Brake ON | DC | Battery Voltage |
Brake OFF | Max. 0.5 V |
30 | Cruise control Switch signal input | Cruise ON | DC | Battery Voltage |
Cruise OFF | 4.3 ~ 4.7V |
31 | Ignition Coil (Cylinder #1) control output [With Immobilizer] | Idle | Pulse | 1st Voltage: 300~400V | 408V
ON Voltage: Max. 2.0V | 1.6V
Ignition Coil (Cylinder #4) control output [Without Immobilizer] | Frequency | 5.2Hz
Dwell Time | 2.74ms
32 | - |  |  |  |
33 | - |  |  |  |
34 | - |  |  |  |
35 | - |  |  |  |
36 | - |  |  |  |
37 | - |  |  |  |
38 | - |  |  |  |
39 | - |  |  |  |
40 | - |  |  |  |
41 | - |  |  |  |
42 | - |  |  |  |
43 | Clutch Switch signal input | Release | DC | Max. 0.5V |
Push | Battery Voltage |
44 | Brake Switch 2 signal input | Push | DC | Max. 0.5V |
Normal | Battery Voltage |
45 | Motor [+] control output | Engine Run | PWM | High: Battery Voltage |
Low: Max. 0.5V |
Duty: 50% |
46 | Ignition Coil (Cylinder #3) control output [With Immobilizer] | Idle | Pulse | 1st Voltage: 300~400V | 410V
ON Voltage: Max. 2.0V | 1.5V
Ignition Coil (Cylinder #2) control output [Without Immobilizer] | Frequency | 5.2Hz
Dwell Time | 2.78ms
47 | - |  |  |  |
48 | - |  |  |  |
49 | - |  |  |  |
50 | - |  |  |  |
51 | - |  |  |  |
52 | - |  |  |  |
53 | - |  |  |  |
54 | - |  |  |  |
55 | - |  |  |  |
56 | - |  |  |  |
57 | - |  |  |  |
58 | Power Steering Pressure Switch signal input | S/W ON | DC | Max. 0.5V |
S/W OFF | Battery Voltage |
59 | - |  |  |  |
60 | Motor [-] control output | Engine Run | PWM | High: Battery Voltage |
Low: Max. 0.5V |
Duty: 50% |
Connector [CHG-K]
Pin No. | Description | Condition | Type | Level | Test Result
1 | Power ground | Idle | DC | Max. 50mV |
2 | Battery power (B+) | IG OFF | DC | Max. 0.5V | 10.2mV
IG ON | Battery Voltage | 12.02V
3 | Power ground | Idle | DC | Max. 50mV | 2.8mV
4 | Battery power (B+) | IG OFF | DC | Max. 1.0V | 3.1mV
IG ON | Battery Voltage | 12.1V
5 | Power ground | Idle | DC | Max. 50mV | 1.8mV
6 | Battery power (B+) | Always (Without Ignition key) | Current | Below 2.0 mA | 0.4 mA
DC | Battery Voltage | 12.88V
7 | - |  |  |  |
8 | Fuel Level Sensor (FLS) [MIDDLE] signal input | IG ON | Analog | 0.88 ~ 8.45V |
9 | Fuel Level Sensor (FLS) [TOTAL] signal input | IG ON | Analog | 0.88 ~ 8.45V |
10 | - |  |  |  |
11 | - |  |  |  |
12 | Knock Sensor (KS) signal input | Knocking | Variable Frequency | -0.3 ~ 0.3V |
Normal | 0 V
13 | Sensor ground | Idle | DC | Max. 50mV | 30mV
14 | Sensor ground | Idle | DC | Max. 50mV | 12.4mV
15 | Camshaft Position Sensor (CMPS) [Bank 1/Exhaust] signal input | Idle | Pulse | HI: Vcc or Battery Voltage | 5.0V
LO: Max. 0.5V | 0.2V
FREQ: 5.36Hz |
16 | Sensor ground | Idle | DC | Max. 50mV | 29.0mV
17 | Crankshaft Position Sensor (CKPS) signal input | Idle | Pulse | HI: Vcc or Battery Voltage | 5.00V
LO: Max. 0.5V | 40mV
FREQ: 600Hz |
18 | Rc/Rp (Pump Cell Voltage) | Idle | Analog | Normal: 450±50 mV Rich: Max. Normal+150 mV Lean: Min. Normal-150 mV |
19 | VS+ (NERNST Cell Voltage) | Idle | Analog | Normal: 450±50 mV Rich: Max. Normal+150 mV Lean: Min. Normal-150 mV |
20 | VS-/IP- (Common Ground for VS, IP) | Idle | Analog | Reference for V_IP, V_N |
21 | Sensor feedback signal input | Idle | DC | 0.5 ~ 4.5V |
22 | - |  |  |  |
23 | Fuel consumption signal output | Idle | Pulse | HI: Battery Voltage | 13.7V
LO: Max. 0.5V | 0V
Frequency | 3.33Hz
Pulse Width | 500μs
24 | - |  |  |  |
25 | Injector (Cylinder #1) control output | Idle | Pulse | HI: Battery Voltage | 13.8V
LO: Max. 1.0V | 200mV
Vpeak: Max. 80V | 54.1V
Frequency | 5.21Hz
Dwell Time | 2.74ms
26 | Injector (Cylinder #3) control output | Idle | Pulse | HI: Battery Voltage | 13.9V
LO: Max. 1.0V | 170mV
Vpeak: Max. 80V | 53.9V
Frequency | 5.18Hz
Dwell Time | 2.73ms
27 | Injector (Cylinder #4) control output | Idle | Pulse | HI: Battery Voltage | 14V
LO: Max. 1.0V | 160mV
Vpeak: Max. 80V | 54.3V
Frequency | 5.24Hz
Dwell Time | 2.70ms
28 | Injector (Cylinder #2) control output | Idle | Pulse | HI: Battery Voltage | 14.1V
LO: Max. 1.0V | 160mV
Vpeak: Max. 80V | 53.9V
Frequency: 5.21Hz | 5.21Hz
Dwell Time: 2.73ms | 2.74ms
29 | - |  |  |  |
30 | Sensor power (+5V) | IG OFF | DC | Max. 0.5V | 0mV
IG ON | 4.9 ~ 5.1V | 4.98V
31 | Manifold Absolute Pressure Sensor (MAPS) signal input | Idle | Analog | 0.8 ~ 1.6V | 1.37V
32 | Throttle Position Sensor (TPS) 2 signal input | C.T | Analog | 4.2 ~ 5.0V | 4.52V
W.O.T | 3.3 ~ 3.8V | 3.68V
33 | Engine Coolant Temperature Sensor (ECTS) signal input | Idle | Analog | 0.5 ~ 4.5V | 1.02V
34 | Sensor ground | Idle | DC | Max. 50mV | 8mV
35 | Accelerator Position Sensor (APS) 2 signal input | C.T | Analog | Max. 1.0V | 0.4V
W.O.T | 1.5 ~ 3.0V | 1.9V
36 | Sensor power (+5V) | IG OFF | DC | Max. 0.5V | 5mV
IG ON | 4.9 ~ 5.1V | 5.02V
37 | Sensor ground | Idle | DC | Max. 50mV | 11mV
38 | - |  |  |  |
39 | Sensor ground | Idle | DC | Max. 50mV | 11mV
40 | Vehicle speed signal input | Vehicle Run | Pulse | HI: Min. 4.5V | 5.0V
LO: Max. 0.5V | 0V
Frequency | 46.9Hz at Idle
Duty(-) | 50.4% at Idle
41 | - |  |  |  |
42 | Rc (Compensative Resistance) | Idle | Analog | │Rc-Rc/Rp│<±0.1V |
43 | Sensor power (+5V) | IG OFF | DC | Max. 0.5V |
IG ON | 4.9 ~ 5.1V |
44 | Sensor ground | Always | DC | 0 ~ 0.5V | 5mV
45 | - |  |  |  |
46 | Alternator (COM) |  |  |  |
47 | - |  |  |  |
48 | - |  |  |  |
49 | - |  |  |  |
50 | Variable Intake Solenoid (VIS) Valve control output | Active | DC | Max. 1.0V | 316mV
Inactive | Battery Voltage | 14.0V
51 | Battery power (B+) | IG OFF | DC | Max. 1.0V | 3.1mV
IG ON | Battery Voltage | 12.3V
52 | Fuel Tank Pressure Sensor (FTPS) signal input | Idle | Analog | 0.4 ~ 4.6V |
53 | Intake Air Temperature Sensor (IATS) signal input | Idle | Analog | 0 ~ 5.0V | 2.55V
54 | A/C Pressure Transducer (APT) signal input | Idle | DC | 0.4 ~ 4.6V | A/C OFF: 1.29V A/C ON: 2.01V
55 | - |  |  |  |
56 | - |  |  |  |
57 | Sensor ground | Idle | DC | Max. 50mV | 11mV
58 | - |  |  |  |
59 | Sensor ground | Idle | DC | Max. 50mV | 6mV
60 | Sensor power (+5V) | IG OFF | DC | Max. 0.5V | 10mV
IG ON | 4.9 ~ 5.1V | 5.02V
61 | Sensor ground | Idle | DC | Max. 50mV | 30mV
62 | Camshaft Position Sensor (CMPS) [Bank 1/Intake] signal input | Idle | Pulse | HI: Vcc or Battery Voltage | 5.0V
LO: Max. 0.5V | 0.2V
Frequency | 5.2Hz
63 | Sensor power (+5V) | IG OFF | DC | Max. 0.5V | 0V
IG ON | 4.9 ~ 5.1V | 5.03V
64 | Main Relay control output | Relay OFF | DC | Battery Voltage | 12.3V
Relay ON | Max. 1.0V | 730mV
65 | Cooling Fan Relay [Low] control output | A/C ON | Pulse | HI: Battery Voltage | 10.4V
LO: 0 ~ 0.5V | 60mV
66 | CVVT Oil control (OCV) Valve [Bank 1/Intake] control output | Idle | Pulse | HI: Battery Voltage | 15.0V
LO: Max. 1.0V | 120mV
Frequency | 300Hz
Duty(+) | 84.70%
67 | Purge control Solenoid Valve (PCSV) control output | Inactive Active | Pulse | HI: Battery Voltage | 14.3V
LO: Max. 1.0V | 80mV
Vpeak: Max. 70V | 57.0V
Frequency | 16Hz
68 | CVVT Oil control (OCV) Valve [Bank 1/Exhaust] control output | Idle | Pulse | HI: Battery Voltage | 13.5V
LO: Max. 1.0V | 100mV
Vpeak: Max.70V | 13.5V
Frequency | 300Hz
69 | Immobilizer Lamp control output | Lamp OFF | DC | HI: Battery Voltage | 13.2V
Lamp ON | LO: Max . 2.0V | 40mV
70 | Fuel Pump Relay control output | Relay OFF | DC | Battery Voltage | 12.8V
Relay ON | Max. 1.0V | 40mV
71 | ETC Motor [+] control output | Idle | Pulse | HI: Battery Voltage | 13.4V
LO: Max . 1.0V | 0V
72 | ETC Motor [-] control output | Idle | Pulse | HI: Battery Voltage | 13.3V
LO: Max . 1.0V | 0V
73 | Sensor ground | Idle | DC | Max. 50mV |
74 | Sensor ground | Idle | DC | Max. 50mV | 7mV
75 | Immobilizer communication line | During communicating | Pulse | HI: Min. 8.5V | 11.8V
LO: Max. 3.5V | 1.0V
76 | LIN communication signal input |  |  |  |
77 | CAN [High] | Recessive | Pulse | 2.0 ~ 3.0V | 2.58V
Dominant | 2.75~4.5V | 3.54V
78 | CAN [Low] | Recessive | Pulse | 2.0 ~ 3.0V | 2.64V
Dominant | 0.5~2.25V | 1.52V
79 | - |  |  |  |
80 | Throttle Position Sensor (TPS) 1 signal input | C.T | Analog | 0.3 ~ 0.9 V | 0.65V
W.O.T | 1.5 ~ 3.0 V | 1.63V
81 | - |  |  |  |
82 | Accelerator Position Sensor (APS) 1 signal input | C.T | Analog | Max. 1.0V | 0.8V
W.O.T | Min. 4.0V | 4.0V
83 | Sensor ground | Idle | DC | Max. 50 mV | 12mV
84 | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] signal input | Idle | DC | Rich: 0.6 ~ 1.0V | 74 mV
Lean: Max. 0.4V | 70mV
85 | Sensor ground | Idle | DC | Max. 50 mV | 10 mV
86 | Engine speed signal output | Idle | Pulse | HI: Battery Voltage | 14.0V
LO: Max. 0.5V | 60mV
Frequency: 20~26Hz | 21Hz
Duty(+) | 50%
87 | A/C Compressor Relay control output | A/C OFF | DC | Battery Voltage | 14.3 V
A/C ON | Max. 1.0V | 102mV
88 | Cooling Fan Relay [High] control output | Relay OFF | DC | Battery Voltage |
Relay ON | Max. 1.0V |
89 | - |  |  |  |
90 | - |  |  |  |
91 | Canister Close Valve (CCV) control output | Active Inactive | Pulse | High: Battery Voltage | 13.0V
Low: Max. 1.0V | 20mV
V peak: Max. 70V | 57.7V
92 | Malfunction Indicator Lamp (MIL) control output | Lamp OFF | DC | Battery Voltage | 13.8V
Lamp ON | Max. 1.0V | 54mV
93 | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 1] Heater control output | Engine Run | Pulse | HI: Battery Voltage | 14.4V
LO: Max. 1.0V | 0.36V
Frequency | 10.0Hz
Duty(+) | 58.30%
94 | Heated Oxygen Sensor (HO2S) [Bank 1/Sensor 2] Heater control output | Engine Run | Pulse | HI: Battery Voltage | 14.0V
LO: Max. 1.0V | 0.31V
Frequency | 7.68Hz
Duty(+) | 53.9%
Circuit Diagram