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Engine Controls - Service Specifications: Other Toyota 4Runner IV

SERVICE DATA

Throttle body
Standard throttle valve opening percentage60 % or more
Accelerator pedal position sensor
Voltage (ACCEL POS)Accelerator pedal released0.5 - 1.1 V
Accelerator pedal depress2.6 - 4.5 V
Voltage (ACCEL POS#2)Accelerator pedal released1.2 - 2.0 V
Accelerator pedal depress3.4 - 5.3V
Camshaft timing oil control valve assy
VVT system is OFF (OCV is OFF)Normal engine speed
WT system is ON (OCV is ON)Rough idle or engine stalled
Camshaft timing oil control valve assy
ResistanceAt 20°C(68°F)6.9 - 7.9 ohms
Mass air flow meter
ResistanceAt -20°C (-4°F)13.6 - 18.4 kohms
At 20°C(68°F)2.21 - 2.69 kohms
At 60°C (140°F)0.49 - 0.67 kohms
Throttle W/ Motor body
ResistanceAt 20°C (68°F)0.3 - 100 ohms
Knock sensor
ResistanceAt 20°C (68°F)120 - 280 kohms
Engine coolant temperature sensor
ResistanceApprox. 20°C (68°F)2.32 - 2.59 kohms
Approx. 80°C (176°F)0.310 - 0.326 kohms
Circuit opening relay
Specified condition1 - 2Continuity
3 - 5No continuity
EFI relay
Specified condition1 - 2Continuity
3 - 5No continuity

Engine Control System Service Specifications Chart (1GR-FE - V6)

Throttle body
Standard throttle valve opening percentage60 % or more
Accelerator pedal position sensor
Voltage (ACCEL POS)Accelerator pedal released0.3 - 0.9 V
Accelerator pedal depress3.2 - 4.8 V
Voltage (ACCEL POS#2)Accelerator pedal released1.8 - 2.7V
Accelerator pedal depress4.5 - 5.5 V
Mass air flow meter
ResistanceAt -20°C (-4°F)12.5 - 16.9 kohms
At 20°C(68°F)2.19 - 2.67 kohms
At 60°C(140°F)0.50 - 0.68 kohms
Throttle VW Motor body
ResistanceAt 20°C (68°F)0.3 - 100 ohms
Knock control sensorSpecified conditionNo continuity
Engine coolant temperature sensor
ResistanceApprox. 20°C(68°F)2.32 - 2.59 kohms
Approx. 80°C (176°F)0.310 - 0.326 kohms
E.F.I. Circuit opening relay assy
Specified condition1 - 2Continuity
3 - 5No continuity
Main relay
Specified condition1 - 2Continuity
3 - 5No continuity

Engine Control System Service Specifications Chart (2UZ-FE - V8)