
ENGINE CONTROL (FOR 2JZ–GTE)
SERVICE HINTS
EFI MAIN RELAY
(2) 3– (2) 5 : CLOSED WITH IGNITION SW AT ON POSITION
EFI NO. 2 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) WIRING 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
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