Toyota T100 1996, Service Manual, Page: 275 / 2062

− DIAGNOSTICS ENGINE (3RZ − FE)
DI − 11
1996 TOYOTA T100 (RM449U)
7. ENGINE OPERATING CONDITION
NOTICE:
The values given below for ”Normal Condition” are representative values, so a vehicle may still be
normal even if its value varies from those listed here. So do not decide whether a part is faulty or not
solely according to the ”Normal Condition” here.
(a) CARB mandated signals.
TOYOTA hand − held tester display Measurement Item Normal Condition*
FUEL SYS #1
Fuel System Bank 1
OPEN: Air
− fuel ratio feedback stopped
CLOSED: Air − fuel ratio feedback operating
Idling after warming up: CLOSED
CALC LOAD
Calculator Load:
Current intake air volume as a proportion of max.
intake air volume
Idling: 15.4 − 22.1 %
Racing without load (2,500 rpm): 14.7 − 21.5 %
COOLANT TEMP. Engine Coolant Temp. Sensor Value After warming up: 80 ∼ 95 ° C (176 ∼ 203 °F)
SHORT FT #1 Short − term Fuel Trim Bank 1 0 ± 20 %
LONG FT #1 Long − term Fuel Trim Bank 1 0 ± 20 %
ENGINE SPD Engine Speed Idling: 650 − 750 rpm
VEHICLE SPD Vehicle Speed Vehicle Stopped: 0 km/h (0 mph)
IGN ADVANCE
Ignition Advance:
Ignition Timing of Cylinder No.1
Idling: BTDC 7 − 13
°
INTAKE AIR Intake Air Temp. Sensor Value Equivalent to Ambient Temp.
MAF Air Flow Rate Through Mass Air Flow Meter
Idling: 2.7 − 3.9 gm/sec.
Racing without load (2,500 rpm):
9.2
− 13.3 gm/sec.
THROTTLE POS
Voltage Output of Throttle Position Sensor
Calculated as a percentage:
0 V
→ 0 %, 5 V → 100 %
Throttle Fully Closed: 7 − 11 %
Throttle Fully Open: 65 − 75 %
O2S B1, S1
Voltage Output of Oxygen Sensor
Bank 1, Sensor 1
Idling: 0.1 − 0.9 V
O2FT B1, S1
Oxygen Sensor Fuel Trim Bank 1, Sensor 1
(Same as SHORT FT #1)
0 ± 20 %
O2S B1, S2
Voltage Output of Oxygen Sensor
Bank 1, Sensor 2
Driving (50 km/h, 31 mph): 0.1 − 0.9 V
*
: If no conditions are specifically stated for ”ldling”, it means the shift lever is at N or P position, the A/C switch
is OFF and all accessory switches are OFF.