Acura RL (1996-2004 year). Manual - part 49

23-6

Programmed Fuel Injection System (PGM-FI)

’96-’99

POWER
STEERING
PRESSURE
(PSP) SWITCH

PHOTO 63

1

ENGINE
COOLANT
TEMPERATURE
(ECT) SENSOR

PHOTO 10

2

GRN/BLU

ECT
sensor
input

(ECT)

1

EXHAUST GAS
RECIRCULA-
TION (EGR)
VALVE
POSITION
SENSOR

PHOTO 18

GRN/BLU

C107

PHOTO 18

YEL/BLU

C114

(Terminals  8-14)

PHOTO 6
VIEW 57

D

7

C107

PHOTO 18

YEL/BLU

9

RED/WHT

2

3

6

4

From
page
23-5.

GRN/BLU

From
page
23-5.

2

GRN/BLU

RED/WHT

See
Vehicle
Speed
Sensor

GRN/BLU

GRN/BLU

WHT/BLK

WHT/BLK

C102

PHOTO 48
VIEW 54

1

B

3

3

GRN

GRN

1

THROTTLE
POSITION
(TP) 
SENSOR

PHOTO 12

GRN/BLK

YEL/BLU

YEL/BLU

2

3

5

13

RED/BLK

RED/BLK

1

INTAKE AIR
TEMPERATURE
(IAT) SENSOR

PHOTO 15

2

GRN/BLK

IAT
sensor
input

(IAT)

8

12

RED/YEL

RED/YEL

See TCS

GRN/

BLK

RED/WHT

RED/BLK

TP
sensor
input

(TPS)

D

6

See A/C
Compressor
Controls

RED/WHT

C446

PHOTO 108
VIEW 79

1

RED/WHT

See
TCS

RED/

BLK

PSP
switch
input

(PSP SW)

EGR valve
lift sensor
input

(EGRL)

17

GRN/

BLU

C101

PHOTO 48
VIEW 53

GRN/BLK

GRN/BLK

YEL/WHT

WHT/BLK

GRN/WHT

See
TCS

YEL/

BLU

21

YEL/

BLU

C464

(Terminals
7-10)

PHOTO 103
VIEW 82

Reference
voltage

(VCC2)

’96-’99

YEL/BLU

2004 American Honda Motor Co., Inc.

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23-7

Programmed Fuel Injection System (PGM-FI)

(C327 ’96-’99)

PHOTO 73
VIEW 89

(

C413

PHOTO 83
VIEW 73

(’96-’99 8)

12

)

(’96-’99 9)

2

)

2

FUEL
TANK
PRESSURE
SENSOR

PHOTO 38 (’96-’99)
PHOTO 187
(’00-’04)

1

GRN/BLK

GRN/BLK

POWERTRAIN
CONTROL
MODULE
(PCM)

PHOTO 104
VIEW 115

22

(SG2)

Sensor
ground

GRN/BLK

D

9

MAP
sensor
input

(MAP)

Fuel tank
pressure
sensor
input

(PTANK)

(C327
’96-’99)

PHOTO 73
VIEW 89

(

C414

PHOTO 83
VIEW 91

(’96-’99 10)

4

)

GRN/BLK

YEL/BLU

C103

PHOTO 48
VIEW 55

1

GRN/

BLK

GRN/

BLK

3

D

15

GRN/

YEL

YEL/BLU

2

1

SERVICE
CHECK
CONNECTOR

PHOTO 100

RED

TCS
CONTROL
UNIT

PHOTO 151
VIEW 107

C444

PHOTO
108
VIEW 93

8

RED

B

3

C

5

Service
check
connector
input

(SCS)

RED

ABS
CONTROL
UNIT

PHOTO 111
VIEW 111

(B

*

)

(

A

(

*

14)
10

)

GRY or

GRN

SRS UNIT

PHOTO 97
(’96-’98)
PHOTO 172
(’99-’04)
VIEW 75

C475

PHOTO 96

RED

C456
(Terminals  17-20)

PHOTO 103
VIEW 81

11

(SG1)

Sensor
ground

D

2

MANIFOLD
ABSOLUTE
PRESSURE
(MAP)
SENSOR

PHOTO 12

1

3

C104

PHOTO 48
VIEW 56

3

POWER-
TRAIN
CONTROL
MODULE
(PCM)

PHOTO 104
VIEW 115

Reference
voltage

(VCC1)

C448
(Terminals
7-10)

PHOTO 111
VIEW 80

10

C101

PHOTO 48
VIEW 53

13

C101

PHOTO 48
VIEW 53

8

YEL/RED

YEL/RED

RED/GRN

RED/GRN

GRN/WHT

GRN/WHT

RED

2 

(

**

5)

(A

**

)

(

**

3)

9

*

= ’98-’99

**

= ’99-’04

(C327 ’96-’99)

PHOTO 73
VIEW 89

(

C414

PHOTO 83
VIEW 91

VSA
MODULATOR/
CONTROL
UNIT

PHOTO 182
VIEW 127

20

RED

RED

’96-’99

’00-’04

To page
23-3.

RED

’00-’04

’96-’99

GRN/YEL

RED

2004 American Honda Motor Co., Inc.

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23-8

Programmed Fuel Injection System (PGM-FI)

See Power Distribution,
page 10-8.

1

11

B

FUSE 20

ECU
20A

6

8

2

5

9

10

4

12

12

3

13

2

14

24

1

10

11

Ignition coil
1 control

(IGN COIL 1)

PNK

4

6

5

WHT/RED

Ignition coil
2 control

(IGN COIL 2)

Ignition coil 
3 control

(IGN COIL 3)

Ignition coil
4 control

(IGN COIL 4)

Ignition coil
5 control

(IGN COIL 5)

Ignition coil 
6 control

(IGN COIL 6)

B

A

BRN

BLU

GRN

GRY

RED

PNK

WHT/RED

BRN

BLU

GRN

GRY

RED

Alternator
FR signal

(ALTF)

IGNITION
CONTROL
MODULE
(ICM)

PHOTO 6
VIEW 100

ALTERNATOR

PHOTO 29

D

(VSV)

EVAP control 
canister vent shut
valve control

See Power
Distribution,
page 10-9.

(C326

*

)

PHOTO 73
VIEW 72

C414

PHOTO 83
VIEW 91

RED/

WHT

RED/WHT

EVAPORATIVE 
EMISSION
(EVAP) 
CONTROL
CANISTER
VENT SHUT
VALVE

PHOTO 55 (’96-’99)
PHOTO 188 (’00-’04)

1

2

5

C405

PHOTO 74
VIEW 60

2

BLK/YEL

11

)

(

*

12)

PNK/

BLK

PNK/BLK

EVAPORATIVE
EMISSION 
(EVAP)
BYPASS
SOLENOID
VALVE

PHOTO 38 (’96-’99)
PHOTO 187 (’00-’04)

1

2

BLK/YEL

See Power
Distribution,
page 10-9.

UNDER-HOOD
FUSE/RELAY
BOX

PHOTO 33

C302

PHOTO 36

C302

PHOTO 36

1

2

BLK/YEL

BLK/YEL

BLK/YEL

(2WBS)

EVAP bypass
solenoid valve 
control

C104

PHOTO 48
VIEW 56

7

C201

PHOTO 112
VIEW 71

9

WHT

A

7

(PHRST L)

Front peak
hold reset 
input

8

10

RED

6

(MFPLS L)

Front 
misfire
pulse input

4

12

YEL

3

(MFPLS R)

Rear 
misfire
pulse input

3

11

BLU

2

(PHRST R)

Rear peak
hold reset
output

WHT

RED

YEL

BLU

SPARK
PLUG
VOLTAGE
DETECTION
MODULE

PHOTO 53
VIEW 101

Front 
peak 
hold 
reset 
output

Front 
misfire
pulse 
output

Rear 
misfire
pulse 
output

Rear 
peak
hold 
reset
output

BLK/

YEL

’96-’99

’00-’04

From this
page.

See Power
Distribution,
page 10-9.

C651

PHOTO 75
VIEW 74

7

BLK/YEL

To this
page.

’96-’99

’00-’04

BLK/YEL

10

)

(

*

8)

(C325

*

)

PHOTO 73
VIEW 76

C414

PHOTO 83
VIEW 91

BLK/YEL

*

 = ’96-’99

HOT IN ON OR START

F

2004 American Honda Motor Co., Inc.

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23-9

Programmed Fuel Injection System (PGM-FI)

(VSA 23)

12

)

(VSA 24)

10

)

(VSA 22)

14

)

See Power
Distribution,
page 10-18.

FUSE 39

STOP HORN
15A (

*

)

20A (

**

)

UNDER-HOOD
FUSE/RELAY
BOX

PHOTO 33

3

C

8

13

VSS
input

(VSS)

A/C ON
input

(ACS)

A/C
pressure
switch input

(PDSW)

C

B

BLU/

WHT

PNK

GRN/RED

(BKSW)

Brake
switch
input

BLU

(NEP)

Engine speed
output

GRN/WHT

2

C301

PHOTO 36

5

WHT/YEL

See
Vehicle
Speed
Sensor

See Climate
Control

3

GRN/WHT

See Brake
Lights, TCS

GRN/WHT

GRN/WHT

GRN/WHT

See
Wiper/Washer

GRN/WHT

GRN/WHT

See ABS,
Cruise Control,
VSA

4

BRAKE PEDAL
POSITION
SWITCH
Closed with brake
pedal pressed.

PHOTO 81

C476

PHOTO 97
VIEW 94

16

BLU

BLU

C464
Terminals 14-16)

PHOTO 103
VIEW 82

E

POWERTRAIN
CONTROL
MODULE 
(PCM)

PHOTO 104
VIEW 115

TEST
TACHOMETER
CONNECTOR

PHOTO 49

2

BLU

A

1

GAUGE
ASSEMBLY

PHOTO 71
PHOTO 212 (’04)
VIEW 113

Tacho-
meter

C444

PHOTO 108
VIEW 93

17

BLU

BLU

B

12

TCS
CONTROL
UNIT

PHOTO 151
VIEW 107

Engine
speed
input

(NEP)

(ACC)

A/C compressor
clutch relay control

8

A

RED/WHT

See Climate
Control

11

(IMO CODE)

Immobilizer
signal input

A

6

WHT

IMMOBLIZER
CONTROL
UNIT

PHOTO 84
VIEW 98

Immo-
blizer
signal
output

2

10

Traction 
control fuel
cut input

(TCFC)

BLK/ORN

TCS CONTROL UNIT

PHOTO 151
VIEW 107

or
VSA CONVERTER UNIT

PHOTO 183
VIEW 128

2

B

(TC-FC)

Traction control
fuel cut output or
VSA fuel cut
output signal

14

20

Reference
voltage

(VREF)

BLU/WHT

(TC-INH)

Traction 
control 
inhibit input

13

12

Traction
control
standby

(TCSTB)

PNK/BLK

(TC-STB)

Traction control
standby input or
VSA operation
start signal

8

4

9

Traction
control
inhibit

(TCINH)

LT GRN/RED

(VREF)

Voltage
reference 
input

13

1

3

Barometric
sensor 
output signal

(BARO OUT)

GRN/

ORN

(BARO)

Barometric
pressure
sensor input

D

B

A

BLK/ORN

BLU/WHT

PNK/BLK

LT GRN/RED

GRN/

ORN

TCS

WHT/YEL

*

= ‘96-‘98

**

= ’99-’04

C

D

C444

PHOTO 108
VIEW 93

TCS
or
VSA

HOT AT ALL TIMES

l

2004 American Honda Motor Co., Inc.

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