WD/Wiring Diagrams — Engine Control (For 2JZ–GE), page 88

ENGINE CONTROL (FOR 2JZ–GE)

SERVICE HINTS
EFI MAIN RELAY
  (2) 3– (2) 5 : CLOSED WITH IGNITION SW AT ON POSITION
E 3  ENGINE COOLANT TEMP. SENSOR (EFI WATER TEMP. SENSOR)
  1– 2: 10–20 KΩ (–20°C, –4°F)
        4– 7 KΩ ( 0°C, 32°F)
        2– 3 KΩ (20°C, 68°F)
        0.9–1.3 KΩ (40°C, 104°F)
        0.4–0.7 KΩ (60°C, 140°F)
        0.2–0.4 KΩ (80°C, 176°F)
I 1  IDLE AIR CONTROL VALVE (ISC VALVE)
  1, 3– 2: APPROX. 10–30 Ω
  4, 6– 5: APPROX. 10–30 Ω
I12, I13, I14, I15, I16, I17  INJECTOR
  1– 2: APPROX. 13–8 Ω
T 2  THROTTLE POSITION SENSOR
  1– 4: APPROX. 4–9 KΩ
  1– 3: 3.3– 10.0 KΩ WITH THROTTLE VALVE FULLY OPENED POSITION
        0.2– 0.8 KΩ WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0 MM (0 IN.)
  1– 2: 0–2.3 KΩ WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0.45 MM (0.0177 IN.)
        INFINITY WITH CLEARANCE BETWEEN LEVER AND STOP SCREW 0.55 MM (0.0216 IN.)
E 9(B), E10(A)  ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU)
  (VOLTAGE AT ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) WIRING CONNECTORS)
                    BATT–E1  :  ALWAYS 9–14 VOLTS
                   IGSW–E1  :  9–14 VOLTS WITH IGNITION SW ON
                  M–REL–E1  :  9–14 VOLTS WITH IGNITION SW ON
                    +B–E1  :  9–14 VOLTS WITH IGNITION SW ON
                  IDL1–E2  :  9–14 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY OPEN
                             :  0 –1.5 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED
                  VTA1–E2  :  0.3– 0.8 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED
                             :  3.2–4.9 VOLTS WITH IGNITION SW ON AND THROTTLE VALVE OPEN
        #10, #20, #30–E01, E02  :  PULSE GENERATION (ENGINE IDLING)
        #40, #50, #60–E01, E02  :  PULSE GENERATION (ENGINE IDLING)
                   THA–E2  :  0.5–3.4 VOLTS WITH IGNITION SW ON AND INTAKE AIR TEMP. 20°C  (68°F)
                   THW–E2  :  0.2–1.0 VOLTS WITH IGNITION SW ON AND COOLANT TEMP. 80°C  (176°F)
                   STA–E1  :  6–14 VOLTS WITH ENGINE CRANKING
     ISC1, ISC2, ISC3, ISC4–E1  :  PULSE GENERATION (ENGINE IDLING)
                     W–E1  :  9–14 VOLTS WITH ENGINE IDLING
                   IGF–E1  :  PULSE GENERATION (ENGINE IDLING)
                  NSW–E1  :  0.3 VOLTS WITH IGNITION SW ON AND SHIFT LEVER P OR N POSITION
                             9–14 VOLTS WITH IGNITION SW ON AND SHIFT LEVER EXCEPT P OR N POSITION
                     SP1  :  PULSE GENERATION
              TE1, TE2–E1  :  9–14 VOLTS WITH IGNITION SW ON
                   A/C–E1  :  0–1.5 VOLTS WITH IGNITION SW ON AND A/C OFF
                             7.5–14 VOLTS WITH IGNITION SW ON AND A/C ON
                   ELS–E1  :  9–14 VOLTS WITH TAILLIGHT ON, DEFOGGER ON
                             0–1.5 VOLTS WITH TAILLIGHT OFF, DEFOGGER OFF
                   STP–E1  :  7.5–14 VOLTS WITH STOP LIGHT SW ON (BRAKE PEDAL DEPRESSED)
                             0–1.5 VOLTS WITH STOP LIGHT SW OFF
  (RESISTANCE OF ENGINE CONTROL MODULE (ENGINE AND ELECTRONICALLY CONTROLLED TRANSMISSION ECU) CONNECTORS)
                  IDL1–E2  :  INFINITY WITH THROTTLE VALVE OPEN
                             :  0–2.3 KΩ WITH THROTTLE VALVE FULLY CLOSED
                  VTA1–E2  :  3.3 KΩ–10.0 KΩ WITH THROTTLE VALVE FULLY OPEN
                             :  200 Ω–800 Ω WITH THROTTLE VALVE FULLY CLOSED
                   VCC–E2  :  4 KΩ –9 KΩ
                   THA–E2  :  2 KΩ –3 KΩ WITH INTAKE AIR TEMP. 20°C  (68°F)
                   THW–E2  :  200 Ω–400 Ω  WITH COOLANT TEMP. 80°C  (176°F)
     ISC1, ISC2, ISC3, ISC4– +B  :  10–30 Ω
        #10, #20, #30, #40, #50, #60– +B  :  13.2 –14.2 Ω
                   ACIS– +B  :  38.5 –44.5 Ω

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