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(B) (C) (D) (E) INJECTOR
1–2 : APPROX 13.8 Ω
EFI MAIN RELAY
2–4 : CLOSED WITH IGNITION SW AT ON OR ST POSITION
(H)
CIRCUIT OPENING RELAY
1–2 : CLOSED WITH STARTER RUNNING OR MEASURING PLATE (AIR FLOW METER) OPEN
(Q)
AIR FLOW METER
1–2 : CLOSED WITH STARTER RUNNING MEASURING PLATE OPEN
5–6 : 200–600 Ω (MEASURING PLATE FULLY CLOSED) 20–1200 Ω (MEASURING PLATE FULLY OPEN)
5–4 : 200–400 Ω
5–7 : 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)
THROTTLE POSITION SENSOR
(T) 2–4, : 0.2–0.8 KΩ WITH CLEARANCE BETWEEN LEVER AND
(S) 3–2 STOP SCREW 0 MM (0 IN)
(T) 3–4, : 2.3 KΩ OR LESS WITH CLEARANCE BETWEEN LEVER AND
(S) 1–2 STOP SCREW 0.5 MM (0.020 IN)
1 Ω WITH 0.7 MM (0.028 IN)
(T) 2–4, (S) 3–2 : 3.3–10 KΩ WITH THROTTLE VALVE FULLY OPEN
(T) 1–(T) 4 : 3–7 KΩ
(R)
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)
TCCS ECU (ELECTRONIC CONTROLLED UNIT)
VOLTAGES AT ECU CONNECTORS
(M) 2–(O) 7:10–14 VOLTS (ALWAYS)
(M) 1,8–(O) 7:10–14 VOLTS (IGNITION SW ON)
(N) 6–(O) 7:8–14 VOLTS (IGNITION SW ON AND THROTTLE VALVE OPEN)
(M) 5–(N) 14 : 4–6 VOLTS (IGNITION SW ON)
(M) 4–(N) 14 : 4–5 VOLTS (IGNITION SW ON AND MEASURING PLATE FULLY CLOSED)
0.02–0.5 VOLTS (IGNITION SW ON AND MEASURING PLATE FULLY OPEN)
2–4 VOLTS (IDLING)
(M) 3–(N) 14 : 1–3 VOLTS (IGNITION SW ON AND INTAKE AIR TEMP. 20°C, 68°F)
(N) 10–(N) 14 : 0.1–1.0 VOLTS (IGNITION SW ON AND COOLANT TEMP. 80°C, 176°F)
(O) 3–(O) 7:6–14 VOLTS (ENGINE CRANKING)
(N)9, 18–(O)7: 9–14 VOLTS (IGNITION SW ON)
(O) 8–(O) 7:0.7–1.0 VOLTS (IDLING)
(N) 7–(O) 7:0.5 OR LESS (IGNITION SW ON AND CHECK CONNECTOR T–E1 SHORT)
: 10–14 VOLTS (IGNITION SW ON AND CHECK CONNECTOR T–E1 NOT SHORT)
(N) 15–(O) 7:8–14 VOLTS (IGNITION SW ON AND A/C SW ON)
(N) 8–(O) 7:8–14 VOLTS (NO TROUBLE (”CHECK” ENGINE WARNING LIGHT OFF) AND ENGINE RUNNING)
(N)11–(N)14 : 0.1–1.0 VOLTS (IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED)
10–14 VOLTS (IGNITION SW ON AND THROTTLE VALVE FULLY OPEN)
(N) 11–(O) 7:4–5 VOLTS (IGNITION SW ON AND THROTTLE VALVE FULLY CLOSED)
(N) 6–(N) 14 : 8–14 VOLTS (IGNITION SW ON AND THROTTLE VALVE OPEN)
(O) 4–(O) 5:9–14 VOLTS (IGNITION SW ON)
(O) 9–(O) 10 : 4–5 VOLTS (IGNITION SW ON AND THROTTLE
(N) 16–(O) 7 : VALVE FULLY CLOSED)
RESISTANCE AT COMPUTER
(DISCONNECT WIRING CONNECTOR)
(N) 6–(N) 14 : 1 Ω (THROTTLE VALVE OPEN) LESS THAN 2.3 KΩ (THROTTLE VALVE FULLY CLOSED)
(N) 11–(N) 14 : 3.3–10 KΩ (THROTTLE VALVE FULLY OPEN) 0.2–0.8 KΩ (THROTTLE VALVE FULLY CLOSED)
(N) 6–(O) 7:
1 Ω (THROTTLE VALVE FULLY OPEN) 0 Ω (THROTTLE VALVE FULLY CLOSED)
(N) 11–(O) 7:0 Ω (THROTTLE VALVE FULLY OPEN)
1 Ω (THROTTLE VALVE FULLY CLOSED)
(M) 4–(N) 14 : 20–400 Ω (MEASURING PLATE FULLY CLOSED) 20–3000 Ω (MEASURING PLATE FULLY OPEN)
(M) 3–(N) 14 : 2–3 KΩ (INTAKE AIR TEMP. 20°C, 68°F)
(N) 10–(N) 14 : 0.2–0.4 KΩ (COOLANT TEMP. 80°C, 176°F)
(N) 3–(N) 4:140–180 Ω
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