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Home >> Toyota >> 2003 >> 4Runner SR5, 4.7 T, AWD >> Repair and Diagnosis >> Engine Performance >> Specifications >> Engine Controls - Service Specifications >> Engine Control System - Service Specifications >> Service Data
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Service Data

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

Throttle body    
Standard throttle valve opening percentage 60 % or more
Accelerator pedal position sensor  
Voltage (ACCEL POS) Accelerator pedal released 0.5 - 1.1 V
Accelerator pedal depress 2.6 - 4.5 V
Voltage (ACCEL POS#2) Accelerator pedal released 1.2 - 2.0 V
Accelerator pedal depress 3.4 - 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  
Resistance at 20°C(68°F) 6.9 - 7.9 Ω
Mass air flow meter  
Resistance at -20°C (-4°F) 13.6 - 18.4 kΩ
at 20°C(68°F) 2.21 - 2.69 kΩ
at 60°C (140°F) 0.49 - 0.67 kΩ
Throttle W/ Motor body  
Resistance at 20°C (68°F) 0.3 - 100 Ω
Knock sensor  
Resistance at 20°C (68°F) 120 - 280 kΩ
Engine coolant temperature sensor  
Resistance Approx. 20°C (68°F) 2.32 - 2.59 kΩ
Approx. 80°C (176°F) 0.310 - 0.326 kΩ
Circuit opening relay  
Specified condition 1 - 2 Continuity
3 - 5 No continuity
EFI relay  
Specified condition 1 - 2 Continuity
3 - 5 No continuity
Engine Control System Service Specifications Chart (2UZ-FE - V8)

Throttle body    
Standard throttle valve opening percentage 60 % or more
Accelerator pedal position sensor  
Voltage (ACCEL POS) Accelerator pedal released 0.3 - 0.9 V
Accelerator pedal depress 3.2 - 4.8 V
Voltage (ACCEL POS#2) Accelerator pedal released 1.8 - 2.7V
Accelerator pedal depress 4.5 - 5.5 V
Mass air flow meter  
Resistance at -20°C (-4°F) 12.5 - 16.9 kΩ
at 20°C(68°F) 2.19 - 2.67 kΩ
at 60°C(140°F) 0.50 - 0.68 kΩ
Throttle VW Motor body  
Resistance at 20°C (68°F) 0.3 - 100 Ω
Knock control sensor Specified condition No continuity
Engine coolant temperature sensor  
Resistance Approx. 20°C(68°F) 2.32 - 2.59 kΩ
Approx. 80°C (176°F) 0.310 - 0.326 kΩ
E.F.I. Circuit opening relay assy  
Specified condition 1 - 2 Continuity
3 - 5 No continuity
Main relay  
Specified condition 1 - 2 Continuity
3 - 5 No continuity