Honda Accord Electrical Troubleshooting Manual - part 146

205-8

Engine/Powertrain Control Module Terminal Arrangement (L4)

wire side of female terminals

23

24

25

26

27

28

29

31

11

12

13

14

15

16

17

18

19

20

21

22

1

2

3

4

5

6

7

8

9

10

30

ECM/PCM Inputs and Outputs at Connector C (31P)

NOTE: Standard battery voltage is 12 V.

Terminal

number

Wire color

Terminal name

Description

Signal

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

1*

5

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

BLK/WHT

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

PO2SHTC (PRIMARY HEATED
OXYGEN SENSOR HEATER
CONTROL)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Drives primary heated oxygen
sensor heater.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II): battery voltage
With fully warmed up engine running:
duty controlled

ÁÁÁÁ

Á

ÁÁ

Á

Á

ÁÁ

Á

ÁÁÁÁ

2

ÁÁÁÁ

Á

ÁÁ

Á

Á

ÁÁ

Á

ÁÁÁÁ

WHT/GRN

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

ALTC
(ALTERNATOR CONTROL)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Sends alternator control signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With fully warmed up engine running:
battery voltage
During driving with small electrical load: 0 V

ÁÁÁÁ

 3*

4

ÁÁÁÁ

RED/BLU

ÁÁÁÁÁÁÁÁÁ

KS (KNOCK SENSOR)

ÁÁÁÁÁÁÁÁÁ

Detects KS signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

With engine knocking: pulses

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

5

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

WHT/RED

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

ALTF (ALTERNATOR FR
SIGNAL)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects alternator FR signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With fully warmed up engine running: 0 V–
battery voltage (depending on electrical load)

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

6

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

WHT/BLK

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

EGRL (EXHAUST GAS
RECIRCULATION (EGR)
VALVE POSITION SENSOR)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects EGR valve position
sensor signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

At idle: about 1.2 V

ÁÁÁÁ

ÁÁÁÁ

7

ÁÁÁÁ

ÁÁÁÁ

GRN/WHT

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

SG1 (SENSOR GROUND)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Ground for MAP sensor.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

Less than 1.0 V at all times

ÁÁÁÁ

ÁÁÁÁ

8

ÁÁÁÁ

ÁÁÁÁ

BLU

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

CKPP (CKP SENSOR P SIDE)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Detects CKP sensor.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

With engine running: pulses

ÁÁÁÁ

ÁÁÁÁ

9

ÁÁÁÁ

ÁÁÁÁ

WHT

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

CKPM (CKP SENSOR M SIDE)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Ground for CKP sensor.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

10*

4

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

BLU/BLK

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

VTM (VTEC PRESSURE
SWITCH SIGNAL)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects VTEC pressure switch
signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With engine at low engine speed: 0 V
With engine at high engine speed
(vehicle running): battery voltage

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

13*

3

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

WHT

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

PO2SHTC + (AIR FUEL RATIO
(A/F) SENSOR HEATER
CONTROL + SIDE)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects A/F sensor heater
voltage.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II): battery voltage

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

14*

3

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

RED

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

PHO2S +
(AIR FUEL RATIO (A/F)
SENSOR, SENSOR 1 + SIDE)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects A/F sensor (sensor 1)
signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

15*

3

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

BLU

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

PHO2S–
(AIR FUEL RATIO (A/F)
SENSOR, SENSOR 1 – SIDE)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects A/F sensor (sensor 1)
signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

*1: M/T
*2: A/T
*3: F23A4 engine
*4: F23A1, F23A4 engine
*5: F23A1, F23A5 engine
*6: ’00 model

Circuit Index

Circuit Index

Menu

Menu

s

t

s

t

205-9

Engine/Powertrain Control Module Terminal Arrangement (L4)

wire side of female terminals

23

24

25

26

27

28

29

31

11

12

13

14

15

16

17

18

19

20

21

22

1

2

3

4

5

6

7

8

9

10

30

ECM/PCM Inputs and Outputs at Connector C (31P)

NOTE: Standard battery voltage is 12 V.

Terminal

number

Wire color

Terminal name

Description

Signal

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

16*

5

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

WHT

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

PHO2S (PRIMARY HEATED
OXYGEN SENSOR, SENSOR 1)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects primary heated
oxygen sensor (sensor 1) signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With throttle fully opened from idle with fully
warmed up engine: above 0.6 V
With throttle quickly closed: below 0.4 V

ÁÁÁÁ

Á

ÁÁ

Á

Á

ÁÁ

Á

ÁÁÁÁ

17

ÁÁÁÁ

Á

ÁÁ

Á

Á

ÁÁ

Á

ÁÁÁÁ

RED/GRN

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

MAP (MANIFOLD ABSOLUTE
PRESSURE SENSOR)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects MAP sensor signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II): about 3 V
At idle: about 1.0 V
(depending on engine speed)

ÁÁÁÁ

18

ÁÁÁÁ

GRN/BLK

ÁÁÁÁÁÁÁÁÁ

SG2 (SENSOR GROUND)

ÁÁÁÁÁÁÁÁÁ

Sensor ground.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Less than 1.0 V at all times

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

19

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

YEL/RED

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

VCC1 (SENSOR VOLTAGE)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Power source to MAP sensor.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II): about 5 V
With ignition switch OFF: 0 V

ÁÁÁÁ

ÁÁÁÁ

20

ÁÁÁÁ

ÁÁÁÁ

GRN

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

TDCP (TDC SENSOR P SIDE)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Detects TDC sensor.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

With engine running: Pulses

ÁÁÁÁ

ÁÁÁÁ

21

ÁÁÁÁ

ÁÁÁÁ

RED

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

TDCM (TDC SENSOR M SIDE)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Ground for TDC sensor.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁ

ÁÁÁÁ

23*

1

ÁÁÁÁ

ÁÁÁÁ

BLU/WHT

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

VSS
(VEHICLE SPEED SENSOR)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Detects VSS signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II) and front wheel
rotating: cycles 0 V–5 V

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

24*

6

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

YEL/GRN

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

MTRTW

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Sends engine coolant
temperature signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II): pulses

ÁÁÁÁ

ÁÁÁÁ

25

ÁÁÁÁ

ÁÁÁÁ

RED/YEL

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

IAT (INTAKE AIR
TEMPERATURE SENSOR)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Detects IAT sensor signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II): about 0.1–4.8V
(depending on intake air temperature)

ÁÁÁÁ

ÁÁÁÁ

26

ÁÁÁÁ

ÁÁÁÁ

RED/WHT

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

ECT (ENGINE COOLANT
TEMPERATURE SENSOR)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Detects ECT sensor signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II): about 0.1–4.8 V
(depending on engine coolant temperature)

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

27

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

RED/BLK

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

TPS (THROTTLE POSITION
SENSOR)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Detects TP sensor signal.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With throttle fully open: about 4.8 V
With throttle fully closed: about 0.5 V

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

28

ÁÁÁÁ

Á

ÁÁ

Á

ÁÁÁÁ

YEL/BLU

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

VCC2 (SENSOR VOLTAGE)

ÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁ

Provides sensor voltage.

ÁÁÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁ

Á

ÁÁÁÁÁÁÁÁÁÁÁÁ

With ignition switch ON (II): about 5 V
With ignition switch OFF: 0 V

ÁÁÁÁ

29

ÁÁÁÁ

YEL

ÁÁÁÁÁÁÁÁÁ

CYPP (CYP SENSOR P SIDE)

ÁÁÁÁÁÁÁÁÁ

Detects CYP sensor.

ÁÁÁÁÁÁÁÁÁÁÁÁ

With engine running: pulses

ÁÁÁÁ

ÁÁÁÁ

30

ÁÁÁÁ

ÁÁÁÁ

BLK

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

CYPM (CYP SENSOR M SIDE)

ÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁ

Ground for CYP sensor.

ÁÁÁÁÁÁÁÁÁÁÁÁ

ÁÁÁÁÁÁÁÁÁÁÁÁ

*1: M/T
*2: A/T
*3: F23A4 engine
*4: F23A1, F23A4 engine
*5: F23A1, F23A5 engine
*6: ’00 model

Circuit Index

Circuit Index

Menu

Menu

s

t

s

t

205-10

Powertrain Control Module Terminal Arrangement (V6)

wire side of female terminals

23

24

25

26

27

28

29

31

11

12

13

14

15

16

17

18

19

20

21

22

1

2

3

4

5

6

7

8

9

10

30

PCM Inputs and Outputs at Connector C (31P)

NOTE: Standard battery voltage is 12 V.

Terminal

number

Wire color

Terminal name

Description

Signal

1

BLK/WHT

PO2SHTC (PRIMARY
HEATED OXYGEN SENSOR
HEATER CONTROL)

Drives primary heated oxygen
sensor heater.

With ignition switch ON (II): battery voltage
With fully warmed up engine running:
duty controlled

2

WHT/GRN

ALTC
(ALTERNATOR CONTROL)

Sends alternator control signal.

With engine running: approx. 0 V–5 V
(depending on electrical load)

3*

2, *3

WHT/BLU

IGPLS 3 (No. 3 IGNITION
COIL PULSE)

Drives No. 3 ignition coil.

With ignition switch ON (II): 0 V
With engine running: pulses

4*

2, *3

YEL/GRN

IGPLS 1 (No. 1 IGNITION
COIL PULSE)

Drives No. 1 ignition coil.

5

WHT/RED

ALTF
(ALTERNATOR FR SIGNAL)

Detects alternator FR signal.

With engine running: 0 V–5 V
(depending on electrical load)

6

WHT/BLK

EGRL (EGR VALVE LIFT
SENSOR)

Detects EGR valve lift sensor
signal.

At idle: about 1.2 V

7

GRN/WHT

SG1 (SENSOR GROUND)

Ground for MAP sensor.

Less than 1.0 V at all times

8

BLU

CKPP (CKP SENSOR P SIDE)

Detects CKP sensor.

With engine running: pulses

9

WHT

CKPM (CKP SENSOR M SIDE)

Ground for CKP sensor.

10

BLU/BLK

VTM (VTEC PRESSURE
SWITCH SIGNAL)

Detects VTEC pressure switch
signal.

With engine at low rpm: 0 V
With engine at high rpm: battery voltage

12*

2, *3

BLK/RED

IGPLS 5 (No. 5 IGNITION
COIL PULSE)

Drives No. 5 ignition coil.

With ignition switch ON (II): 0 V
With engine running: pulses

13*

2, *3

BRN

IGPLS 4 (No. 4 IGNITION
COIL PULSE)

Drives No. 4 ignition coil.

14*

2, *3

BLU/RED

IGPLS 2 (No. 2 IGNITION
COIL PULSE)

Drives No. 2 ignition coil.

16

WHT

PHO2S
(PRIMARY HEATED OXYGEN
SENSOR, SENSOR 1)

Detects primary heated oxygen
sensor (sensor 1) signal.

With throttle fully opened from idle with fully
warmed up engine: above 0.6 V
With throttle quickly closed: below 0.4 V

*2: ’00 model
*3: ’01-’02 models

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205-11

Powertrain Control Module Terminal Arrangement (V6)

wire side of female terminals

23

24

25

26

27

28

29

31

11

12

13

14

15

16

17

18

19

20

21

22

1

2

3

4

5

6

7

8

9

10

30

PCM Inputs and Outputs at Connector C (31P)

NOTE: Standard battery voltage is 12 V.

Terminal

number

Wire color

Terminal name

Description

Signal

17

RED/GRN

MAP (MANIFOLD ABSOLUTE
PRESSURE SENSOR

Detects MAP sensor signal.

With ignition switch ON (II): about 3 V
At idle: about 1.0 V
(depending on engine speed)

18

GRN/BLK

SG2 (SENSOR GROUND)

Sensor ground.

Less than 1.0 V at all times

19

YEL/RED

VCC1 (SENSOR VOLTAGE)

Power source to MAP sensor.

With ignition switch ON (II): about 5 V
With ignition switch OFF: 0 V

20

GRN

TDC1P
(TDC SENSOR 1P SIDE)

Detects TDC sensor 1.

With engine running: pulses

21

RED

TDC1M
(TDC SENSOR 1M SIDE)

Ground for TDC sensor 1.

23*

2, *3

BRN/WHT

IGPLS 6 (No. 6 IGNITION
COIL PULSE)

Drives No. 6 ignition coil.

With ignition switch ON (II): 0 V
With engine running: pulses

25

RED/YEL

IAT (INTAKE AIR
TEMPERATURE SENSOR)

Detects IAT sensor signal.

With ignition switch ON (II): about 0.1–4.8 V
(depending on intake air temperature)

26

RED/WHT

ECT (ENGINE COOLANT
TEMPERATURE SENSOR)

Detects ECT sensor signal.

With ignition switch ON (II): about 0.1–4.8 V
(depending on engine coolant temperature)

27

RED/BLK

TPS (THROTTLE POSITION
SENSOR)

Detects TP sensor signal.

With throttle fully open: about 4.8 V
With throttle fully closed: about 0.5 V

28

YEL/BLU

VCC2 (SENSOR VOLTAGE)

Provides sensor voltage.

With ignition switch ON (II): about 5 V
With ignition switch OFF: 0 V

29

YEL

TDC2P
(TDC2 SENSOR P SIDE)

Detects TDC sensor 2.

With engine running: pulses

30

BLK

TDC2M
(TDC2 SENSOR M SIDE)

Ground for TDC sensor 2.

*2: ’00 model
*3: ’01-’02 models

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