Isuzu 1999 RODEO Workshop Manual page 1319

6E2–76
RODEO 6VD1 3.2L ENGINE DRIVEABILITY AND EMISSIONS
Tech 2 Data List
Parameter
EGR Engine
Normalized
EGR Test Count Eng: EGR
Engine Load Engine
Time From Start Engine
Engine Speed Engine
EVAP Purge Engine
Solenoid
EVAP Eng: EVAP
Diagnostic
Solenoid
Freeze Frame DTC
(FZ) Fail Cntr.
Freeze Frame DTC
(FZ) Pass Cntr.
Freeze Frame DTC
(FZ) Not Run
Cntr.
Fuel Level Engine
Fuel Level Eng: EVAP
Sensor
Fuel Pump Engine
Fuel Tank Eng: EVAP
Pressure
Sensor
Fuel Trim Cell Engine
Fuel Trim Learn Engine
HO2S Bank 1 Engine
Sen.1 (millivolts)
HO2S Bank 1 Engine
Sen.2 (millivolts)
HO2S Bank 1 Engine
Sen.2 (millivolts)
Units Typical Data
Displayed Values (IDLE)
Percent 0%
Counts 0-14
Percent 2.0% - 5.5%
Sec Varies. Resets
at each engine
start.
RPM Within –50 to
+100 of
"Desired Idle"
Percent 65%
On/Off Off
Counts —
Counts —
Counts —
Percent 1%-90% PWM
Duty Cycle Duty Cycle
(Low = Full)
X.XX Volts 0.44-2.02;
Depends on
fuel level
(Low = Full)
On/Off On
X.XX Volts 1.02-1.86
Cell 18 (manual
number trans), 20 (auto
trans)
Disabled/E Enabled
nabled
Millivolts 50-950
changing quickly
Millivolts 200-700
changing slowly
Millivolts 50-950
changing quickly
Typical Data
Values
(2500 RPM)
0%
0-14
9.0% - 20.0% General Description and
Operation, Mass Air Flow
(MAF) Sensor
Varies. Resets
at each engine
start.
Actual engine DTCs: P1508, P1509
speed
99% Diagnosis, EVAP Emission
Canister Purge Valve
Check
Off DTC P0446
— Diagnosis, Storing and
Erasing Freeze Frame
Data
— Diagnosis, Storing and
Erasing Freeze Frame
Data
— Diagnosis, Storing and
Erasing Freeze Frame
1%-90% PWM
Duty Cycle
(Low = Full)
0.44-2.02;
Depends on
fuel level
(Low = Full)
On Engine Fuel
1.02-2.57
2 or 6 Diagnosis, Fuel Trim Cell
Diagnostic Weights
Enabled Diagnosis, Fuel Trim
Monitor
50-950, always General Description and
changing quickly Operation, Fuel control
HO2S
250-650 General Description and
changing slowly Operation, Fuel Metering
System
50-950 General Description and
changing quickly Operation, Fuel Metering
System
Refer To
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Data
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