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Honda Ridgeline. Manual - part 65

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□

PCM Inputs and Outputs at Connector A (

) (44P)

Terminal

number

Wire color

Terminal name

Description

Signal

11-24

Fuel and Emissions Systems

System Description (cont’d)

NOTE: Standard battery voltage is about 12 V.

RED

CANL (CAN
COMMUNICATION SIGNAL
LOW)

Sends communication
signal

With ignition switch ON (II): about 2.5 V (pulses)

YEL/BLK

SLS (SHIFT LOCK
SOLENOID)

Drives shift lock solenoid

With ignition switch ON (II), in the P position, brake
pedal pressed, and accelerator released: about 0 V

GRN/YEL

FANL (RADIATOR FAN
CONTROL)

Drives condenser fan relay

With condenser fan running: about 0 V
With condenser fan stopped: battery voltage

GRN

FANH (RADIATOR FAN
CONTROL)

Drives radiator fan relay

With radiator fan running: about 0 V
With radiator fan stopped: battery voltage

RED/YEL

MRLY (PGM-FI MAIN
RELAY 1)

Drives PGM-FI main relay 1
(FI MAIN)
Power source for DTC
memory

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

BRN/YEL

BKSWNC (BRAKE PEDAL
POSITION SWITCH)

Detects brake pedal
position switch signal

With ignition switch ON (II) and brake pedal
released: battery voltage
With ignition switch ON (II) and brake pedal
pressed: about 0 V

WHT/BLK

BKSW (BRAKE PEDAL
POSITION SWITCH)

Detects brake pedal
position switch signal

With brake pedal released: about 0 V
With brake pedal pressed: battery voltage

GRN/YEL

SG7 (SENSOR GROUND)

Sensor ground

Less than 1.0 V at all times

LT GRN/

RED

VSV (EVAPORATIVE
EMISSION (EVAP)
CANISTER VENT SHUT
VALVE)

Drives EVAP canister vent
shut valve

With ignition switch ON (II): battery voltage

GRN/WHT

IMOFPR (IMMOBILIZER
FUEL PUMP RELAY)

Drives PGM-FI main relay 2
(FUEL PUMP)

0 V for 2 seconds after turning ignition switch ON
(II), then battery voltage

BLU/BLK

ATPP (TRANSMISSION
RANGE SWITCH PARK)

Detects transmission range
switch P position signal

In P position: about 0 V
In any other position: battery voltage

GRN

D3SW (D3 SWITCH)

Detects D3 switch signal

With D3 switch released: battery voltage
With D3 switch pressed: about 0 V

RED

ACC (A/C COMPRESSOR
CLUTCH RELAY)

Drives A/C compressor
clutch relay

With compressor ON: about 0 V
With compressor OFF: battery voltage

ORN

APSA (ACCELERATOR
PEDAL POSITION (APP)
SENSOR A)

Detects APP sensor A signal

With ignition switch ON (II) and accelerator pedal
pressed: about 4.7 V
With ignition switch ON (II) and accelerator pedal
released: about 0.5 V

YEL

APSB (ACCELERATOR
PEDAL POSITION (APP)
SENSOR B)

Detects APP sensor B signal

With ignition switch ON (II) and accelerator pedal
pressed: about 2.3 V
With ignition switch ON (II) and accelerator pedal
released: about 0.25 V

YEL/BLU

VCC7 (SENSOR VOLTAGE)

Provides sensor voltage

With ignition switch ON (II): about 5.0 V

Terminal side of female terminals

−

０９

□

PCM Inputs and Outputs at Connector A (

) (44P)

Terminal

number

Wire color

Terminal name

Description

Signal

11-25

NOTE: Standard battery voltage is about 12 V.

BRN

ETCSRLY (ELECTRONIC
THROTTLE CONTROL
SYSTEM (ETCS) CONTROL
RELAY)

Drives electronic throttle
control system (ETCS)
control relay

With ignition switch ON (II): about 0 V

ORN

AFSHTCR (AIR FUEL RATIO
(A/F) SENSOR HEATER
CONTROL RELAY)

Drives A/F sensor relay

With ignition switch ON (II): about 0 V

BRN/YEL

LG3 (LOGIC GROUND)

Ground circuit for PCM

Less than 1.0 V at all times

BLU/BLK

ELD (ELECTRICAL LOAD
DETECTOR (ELD))

Detects ELD signal

With ignition switch ON (II): about 0.1

4.8 V

(depending on electrical load)

GRN

VCC3 (SENSOR VOLTAGE)

Provides sensor voltage

With ignition switch ON (II): about 5.0 V

WHT

VCC4 (SENSOR VOLTAGE)

Provides sensor voltage

With ignition switch ON (II): about 5.0 V

BLU

NEP (ENGINE SPEED
PULSE)

Outputs engine speed
pulses

With engine running: pulses

BLU/WHT

VSSOUT (VEHICLE SPEED
SIGNAL OUTPUT)

Sends vehicle speed sensor
signal

Depending on vehicle speed: pulses

BRN

SCS (SERVICE CHECK
SIGNAL)

Detects service check signal

With service check signal shorted using the HDS:
about 0 V
With service check signal opened: about 5.0 V

(cont’d)

Terminal side of female terminals

１０

□

PCM Inputs and Outputs at Connector A (

) (44P)

Terminal

number

Wire color

Terminal name

Description

Signal

11-26

Fuel and Emissions Systems

System Description (cont’d)

NOTE: Standard battery voltage is about 12 V.

LT GRN

FTP (FUEL TANK
PRESSURE (FTP) SENSOR)

Detects FTP sensor signal

With ignition switch ON (II) and fuel fill cap
removed: about 2.5 V

BLK

SG3 (SENSOR GROUND)

Sensor ground

Less than 1.0 V at all times

RED

SG4 (SENSOR GROUND)

Sensor ground

Less than 1.0 V at all times

WHT

CANH (CAN
COMMUNICATION SIGNAL
HIGH)

Sends communication
signal

With ignition switch ON (II): about 2.5 V (pulses)

RED/GRN

PDSW (A/C PRESSURE
SWITCH)

Detects A/C pressure switch
signal

With A/C pressure switch ON: about 0 V
With A/C pressure switch OFF: battery voltage

BLU/YEL

PSPSW (POWER STEERING
PRESSURE (PSP) SWITCH
SIGNAL)

Detects PSP switch signal

At idle with steering wheel in straight ahead
position: about 0 V
At idle with steering wheel at full lock:
battery voltage

RED/WHT

WEN (WRITE ENABLE
SIGNAL)

Detects write enable signal

With ignition switch ON (II): about 0 V

LT BLU

K-LINE

Sends and receives scan
tool signal

With ignition switch ON (II) and HDS disconnected:
about 10.0 V

RED/BLU

IMOCD (IMMOBILIZER
CODE)

Detects immobilizer signal

Terminal side of female terminals

＋

−

＋

−

１１

△

PCM Inputs and Outputs at Connector B (

) (44P)

Terminal

number

Wire color

Terminal name

Description

Signal

11-27

NOTE: Standard battery voltage is about 12 V.

BLK

PG2 (POWER GROUND)

Ground circuit for PCM
circuit

Less than 1.0 V at all times

BLK/YEL

VBSOL (POWER SOURCE
FOR SOLENOID VALVES)

Power source for solenoid
valve

With ignition switch ON (II): battery voltage

YEL/BLK

IGP (POWER SOURCE)

Power source for PCM
circuit

With ignition switch ON (II): battery voltage

BRN

INJ1 (No. 1 INJECTOR)

Drives No. 1 injector

At idle: duty controlled
With ignition switch ON (II): battery voltage

BLK/RED

INJ5 (No. 5 INJECTOR)

Drives No. 5 injector

YEL

INJ4 (No. 4 INJECTOR)

Drives No. 4 injector

BLU

INJ3 (No. 3 INJECTOR)

Drives No. 3 injector

RED

INJ2 (No. 2 INJECTOR)

Drives No. 2 injector

WHT/BLU

INJ6 (No. 6 INJECTOR)

Drives No. 6 injector

BLK/RED

IGPLS5 (No. 5 IGNITION
COIL PULSE)

Drives No. 5 ignition coil

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

BRN/WHT

IGPLS6 (No. 6 IGNITION
COIL PULSE)

Drives No. 6 ignition coil

RED/BLU

TPSB (THROTTLE
POSITION (TP) SENSOR B)

Detects TP sensor B signal

With throttle fully open: about 4.1 V
With throttle fully closed: about 1.7 V

BLU

VSB1 (VS CELL

BANK 1)

Detects rear A/F sensor
(Bank 1, sensor 1) VS CELL
signal

With fully warmed up engine running:
about 3.4

4.8 V

RED/BLU

VSB2 (VS CELL

BANK 2)

Detects front A/F sensor
(Bank 2, sensor 1) VS CELL
signal

With fully warmed up engine running:
about 3.4

4.8 V

GRN

SHO2SB1 (REAR
SECONDARY HEATED
OXYGEN SENSOR (REAR
SECONDARY HO2S)
BANK 1, SENSOR 2)

Detects rear secondary
HO2S (Bank 1, sensor 2)
signal

With throttle fully opened at idle and fully warmed
up engine: about 0.6 V
With throttle quickly closed: below 0.4 V

WHT

SHO2SB2 (FRONT
SECONDARY HEATED
OXYGEN SENSOR (FRONT
SECONDARY HO2S)
BANK 2, SENSOR 2)

Detects front secondary
HO2S (Bank 2, sensor 2)
signal

With throttle fully opened at idle and fully warmed
up engine: about 0.6 V
With throttle quickly closed: below 0.4 V

RED/BLK

TPSA (THROTTLE
POSITION (TP) SENSOR A)

Detects TP sensor A signal

With throttle fully open: about 3.9 V
With throttle fully closed: about 0.9 V

YEL/RED

VCC1 (SENSOR VOLTAGE)

Provides sensor voltage

With ignition switch ON (II): about 5.0 V

(cont’d)

Terminal side of female terminals

Content .. 63 64 65 66 ..