Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual - part 1407

6E2–79

RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

3.5L V-6 Engine (Automatic and Manual Transmission)

Tech 2

Parameter

Data List

Units Displayed

Typical Data

Values (IDLE)

Typical Data

Values

(2500 RPM)

Refer To

A/C Clutch
Relay

Engine

On/Off

Off

Off

General Description and
Operation, A/C Clutch
Circuit Operation

A/C Request

Engine

Yes/No

No

No

General Description and
Operation, A/C Request
Signal

Air/Fuel Ratio

Engine

Ratio: _ to 1

14.7

14.7

General Description and
Operation, Fuel System
Metering Purpose

APP Sensor1

Engine

Percent

11–13

35–40

General Description and
Operation

APP Sensor2

Engine

Percent

87–88

60–65

General Description and
Operation

APP Sensor3

Engine

Percent

87–88

50–57

General Description and
Operation

Barometric
Pressure

Engine

kPa

61-104
(depends on
altitude and
barometric
pressure)

61-104
(depends on
altitude and
barometric
pressure)

General Description and
Operation

Brake Light
Switch

Engine

Open 0V/Closed
12V

Open 0V

Open 0V

Refer to Section 5

Check Trans
Lamp (Auto
Trans)

Engine

On/Off

Off

Off

4L30-E Automatic
Transmission Diagnosis

Cruise Main
Switch

Engine

Active/Inactive

Inactive

Inactive

Refer to Section 10

Cruise Set
Switch

Engine

Active/Inactive

Inactive

Inactive

Refer to Section 10

Cruise Cancel
Switch

Engine

Active/Inactive

Inactive

Inactive

Refer to Section 10

Cruise
Resume
Switch

Engine

Active/Inactive

Inactive

Inactive

Refer to Section 10

Decel Fuel
Cutoff

Engine

Active/Inactive

Inactive

Inactive

General Description and
Operation, Deceleration
Mode

Desired EGR
Position

Engine

Percent

0%

0%

General Description and
Operation, EGR Pintle
Position Sensor

Desired Idle
Speed

Engine

RPM

750

800

General Description and
Operation

ECT (Engine
Coolant Temp)

Engine

Degrees C,
Degrees F

80-100

°

C

(176-212

°

F)

80-100

°

C

(176-212

°

F)

General Description and
Operation, Engine
Coolant Temperature
(ECT) Sensor

EGR Closed
Pintle Position

Engine

Steps

20-40

20-40

General Description and
Operation, EGR Pintle
Position Sensor

6E2–80

RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

Tech 2

Parameter

Refer To

Typical Data

Values

(2500 RPM)

Typical Data

Values (IDLE)

Units Displayed

Data List

EGR Duty
Cycle

Engine

Percent

0%

0%

General Description and
Operation, Linear EGR
Operation and Results of
Incorrect Operation

EGR
Feedback

Engine

Volts

0.45-0.80

0.45-0.80

—

EGR
Normalized

Engine

Percent

0%

0%

—

Engine Load

Engine

Percent

2.0% - 5.5%

8.0% - 16.0%

General Description and
Operation, Mass Air Flow
(MAF) Sensor

Time From
Start

Engine

Sec

Varies. Resets
at each engine
start.

Varies. Resets
at each engine
start.

—

Engine Speed

Engine

RPM

Within –50 to
+100 of
“Desired Idle”

Actual engine
speed

—

EVAP Purge
Solenoid

Engine

Percent

0%

0%

Diagnosis, EVAP
Emission Canister Purge
Valve Check

EVAP Vent
Valve

Engine

On/Off

Off

Off

Diagnosis, EVAP Canister
Purge Solenoid and
EVAP Vacuum Switch
and Visual Check; DTCs:
P1441, P1442

Fuel System
Status

Engine

Open
Loop/Closed
Loop

Closed Loop

Closed Loop

General Description

Fuel Level

Engine

Percent

—

—

Engine Fuel

Fuel Level
Sensor

Engine

Volts

—

—

Engine Fuel

Fuel Tank
(Vapor)

Engine

Volts

1.02 – 1.86

1.02 – 2.57

General Description and
Operation

Pressure
Sensor

in. H2O

—

—

Fuel Pump

Engine

On/Off

On

On

Engine Fuel

HO2S Bank 1
Sen.1
(millivolts)

O2
Sensor
Data

Millivolts

50-950
changing
quickly

50-950, always
changing
quickly

General Description and
Operation, Fuel control
HO2S

HO2S Bank 1
Sen.2
(millivolts)
(Auto Trans)

O2
Sensor
Data

Millivolts

200-700
changing slowly

250-650
changing slowly

General Description and
Operation, Fuel Metering
System

HO2S Bank 1
Sen.2
(millivolts)
(Manual
Trans)

O2
Sensor
Data

Millivolts

50-950
changing
quickly

50-950
changing
quickly

General Description and
Operation, Fuel Metering
System

HO2S Bank 1
Sen.3
(millivolts)
(Manual
Trans)

O2
Sensor
Data

Millivolts

200-700
changing slowly

250-650
changing slowly

General Description and
Operation, Catalyst
Monitor Heated Oxygen
Sensor (Manual Trans)

6E2–81

RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

Tech 2

Parameter

Refer To

Typical Data

Values

(2500 RPM)

Typical Data

Values (IDLE)

Units Displayed

Data List

HO2S Bank 2
Sen.1
(millivolts)

O2
Sensor
Data

Millivolts

50-950
changing
quickly

50-950
changing
quickly

General Description and
Operation, Fuel Control
HO2S

HO2S Bank 2
Sen.2
(millivolts)
(Auto trans)

O2
Sensor
Data

Millivolts

200-700
changing slowly

250-650
changing slowly

General Description and
Operation, Fuel Metering
System

HO2S Bank 1
Sen.1
(ready/not
ready)

O2
Sensor
Data

Ready
Yes/No

Ready
Yes

Ready
Yes

General Description and
Operation, Fuel Control
HO2S; DTC: P0135

HO2S Bank 2
Sen.1
(ready/not
ready)

O2
Sensor
Data

Ready
Yes/No

Ready
Yes

Ready
Yes

General Description and
Operation, Fuel Control
HO2S

HO2S
Warm-Up Time
Bank 1 Sen.1

O2
Sensor
Data

Seconds

25-45

25-45

General Description and
Operation, Fuel Control
HO2S

HO2S
Warm-Up Time
Bank 1 Sen.2

O2
Sensor
Data

Seconds

60-100

60-100

General Description and
Operation, Fuel Control
HO2S

HO2S
Warm-Up Time
Bank 2 Sen.1

O2
Sensor
Data

Seconds

25-45

25-45

General Description and
Operation, Fuel Control
HO2S

HO2S
Warm-Up Time
Bank 2 Sen.2

O2
Sensor
Data

Seconds

60-100

60-100

General Description and
Operation, Catalyst
Monitor Heated Oxygen
Sensor (Auto Trans)

IAT (Intake Air
Temp)

Engine

Degrees C,
Degrees F

0-100

°

C,

depends on
underhood
temperature

0-80

°

C,

depends on
underhood
temperature

General Description and
Operation, Intake Air
Temperature (IAT) Sensor

Illumination
Switch

Engine

Closed 0V/Open
12V

Closed 0V

Closed 0V

Refer to Section 8

Ignition
Voltage

Engine

Volts

12.8-14.1

12.8-14.1

General Description and
Operation, Electronic
Ignition System

Inj. Pulse Bank
1

Engine

Milliseconds

2.0-4.0

2.5-4.0

General Description, Fuel
Metering, Fuel Injector

Inj. Pulse Bank
2

Engine

Milliseconds

2.0-4.0

2.5-4.0

General Description, Fuel
Metering, Fuel Injector

Knock Present

Engine

No/Yes

No

No

General Description and
ION Sensing Module

Knock Signal

Engine

Percent

1

∼

4

1

∼

4

General Description and
ION Sensing Module

Knock Sensor
Retard

Engine

°

CA

0

0

General Description and
ION Sensing Module

Knock Counter

Engine

Counts

—

—

General Description

Long Term FT
Bank 1 (Long
Term Fuel
Trim)

Misfire

Counts and
Percentage

100 to 150
counts, –22%
to +17%

100 to 150
counts, –22%
to +17%

Diagnosis, Fuel Trim
System Monitor; DTCs:
P0171, P0172

6E2–82

RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS

Tech 2

Parameter

Refer To

Typical Data

Values

(2500 RPM)

Typical Data

Values (IDLE)

Units Displayed

Data List

Long Term FT
Bank 2 (Long
Term Fuel
Trim)

Misfire

Counts and
Percentage

100 to 150
counts, –22%
to +17%

100 to 150
counts, –22%
to +17%

Diagnosis, Fuel Trim
System Monitor; DTCs:
P0171

MAF (Mass Air
Flow)

Engine

Grams per
second

2.85-6.65

9.5-16.5

General Description and
Operation, MAF; DTCs:
P101, P0102, P0103

MAP kPa
(Manifold
Absolute

Engine

Kilopascals

23-40

19-32

General Description and
Operation, Manifold
Absolute Pressure (MAP)

Absolute
Pressure)

Volts

0.65-1.32

0.46-1.10

Absolute Pressure (MAP)
Sensor; DTCs: P0106,
P0107, P0108

MIL

Engine

On/Off

Off

Off

On-Board Diagnostic
System Check

Misfire Cur. Cyl
#1

Misfire

Counts

0-2

0-2

DTC P0300

Misfire Cur. Cyl
#2

Misfire

Counts

0-2

0-2

DTC P0300

Misfire Cur. Cyl
#3

Misfire

Counts

0-2

0-2

DTC P0300

Misfire Cur. Cyl
#4

Misfire

Counts

0-2

0-2

DTC P0300

Misfire Cur. Cyl
#5

Misfire

Counts

0-2

0-2

DTC P0300

Misfire Cur. Cyl
#6

Misfire

Counts

0-2

0-2

DTC P0300

Misfire Hist.
Cyl #1

Misfire

Counts

0

0

DTC P0300

Misfire Hist.
Cyl #2

Misfire

Counts

0

0

DTC P0300

Misfire Hist.
Cyl #3

Misfire

Counts

0

0

DTC P0300

Misfire Hist.
Cyl #4

Misfire

Counts

0

0

DTC P0300

Misfire Hist.
Cyl #5

Misfire

Counts

0

0

DTC P0300

Misfire Hist.
Cyl #6

Misfire

Counts

0

0

DTC P0300

Misfire Failures
Since First Fail

Misfire

Counts

0

0

DTC P0300

Misfire Passes
Since First Fail

Misfire

Counts

0

0

DTC P0300

PNP
(Park/Neutral
Position)

Engine

P-N /
R-D-3-2-L

P-N

P-N

4L30-E Automatic
Transmission Diagnosis

Power
Enrichment

Engine

NO/YES

NO

NO

General Description and
Operation, Acceleration
Mode

PSP Switch
(Power
Steering
Pressure)

Engine

Normal/Hi

Normal
Pressure

Normal
Pressure

Refer to 2A Section