LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2006 >> 4Runner Limited, 4.7 T, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Service Specifications) >> Engine Control System >> Service Data
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Service Data

1GR-FE: 

SERVICE DATA SPECIFICATION (ENGINE CONTROL SYSTEM-1GR-FE)

Throttle body -
- Standard throttle valve opening angle 60% or more
Accelerator pedal position sensor -
Voltage (ACCEL POS) Accelerator pedal released 0.5 to 1.1 V
- Accelerator pedal depressed 2.6 to 4.5 V
Voltage (ACCEL POS#2) Accelerator pedal released 1.2 to 2.0 V
- Accelerator pedal depressed 3.4 to 5.3 V
Camshaft timing oil control valve assy -
- VVT system is OFF (OCV is OFF) Normal engine speed
- VVT 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 to 7.9 Ω
Mass air flow meter -
Resistance at -20°C (-4°F) 13.6 to 18.4 kΩ
- at 20°C (68°F) 2.21 to 2.69 kΩ
- at 60°C (140°F) 0.49 to 0.67 kΩ
Throttle w/ Motor body assy -
Resistance at 20°C (68°F) 0.3 to 100 Ω
Knock sensor -
Resistance at 20°C (68°F) 120 to 280 kΩ
Engine coolant temperature sensor -
Resistance at 20°C (68°F) 2.32 to 2.59 kΩ
- at 80°C (176°F) 0.310 to 0.326 kΩ
Circuit opening relay -
Specified condition 1 - 2 Continuity
- 3 - 5 No continuity
- 3 - 5 Continuity (Apply battery voltage terminal 1 and 2)
EFI relay -
Specified condition 1 - 2 Continuity
- 3 - 5 No continuity
- 3 - 5 Continuity (Apply battery voltage terminal 1 and 2)

2UZ-FE: 

SERVICE DATA SPECIFICATION (ENGINE CONTROL SYSTEM-2UZ-FE)

Throttle body -
- Standard throttle valve opening percentage 60% or more
Accelerator pedal position sensor -
Voltage (ACCEL POS) Accelerator pedal released 0.5 to 1.1 V
- Accelerator pedal depress 2.6 to 4.5 V
Voltage (ACCEL POS#2) Accelerator pedal released 1.2 to 2.0 V
- Accelerator pedal depress 3.4 to 5.3 V
Mass air flow meter -
Resistance at -20°C (-4°F) 12.5 to 16.9 kΩ
- at 20°C (68°F) 2.19 to 2.67 kΩ
- at 60°C (140°F) 0.50 to 0.68 kΩ
Camshaft timing oil control valve assy -
Resistance at 20°C (68°F) 6.9 to 7.9 Ω
Throttle w/ motor body -
Resistance at 20°C (68°F) 0.3 to 100 Ω
Knock control sensor at 20°C (68°F) 120 to 280 kΩ
Engine coolant temperature sensor -
Resistance Approx. 20°C (68°F) 2.32 to 2.59 kΩ
- Approx. 80°C (176°F) 0.310 to 0.326 kΩ
Circuit opening relay -
Specified condition 3 - 5 10 kΩ or higher
- 3 - 5 Below 1 Ω (Apply battery voltage to terminals 1 and 2)
EFI relay -
Specified condition 3 - 5 10 kΩ or higher
- 3 - 5 Below 1 Ω (Apply battery voltage to terminals 1 and 2)