1H-7 Ignition System:
Ignition Coil Operating Signal Inspection
Z9J0111806009
Special tool
(A): 09930–88730 (36-pin test cord set)
: Stevens peak reading voltmeter CD-77
Tester knob indication
SEN 50
1) Disconnect all injector connectors from the fuel
injectors.
2) Connect the test cord between the ECM and the wire
harness as shown in figure then turn ignition switch
ON.
3) Connect the tester probe Red (+) to each terminal,
one at a time to test each circuit.
4) Connect the tester probe Black (–) to No. 51 terminal
(or to body ground).
5) Crank the engine and measure the voltage.
If out of specification, inspect the related parts.
Refer to “Ignition System Symptom Diagnosis”
(Page 1H-4) and “Ignition System Troubleshooting”
(Page 1H-5).
Ignition coil operating signal
Standard: Approx. 5 V
CKP Sensor Inspection
Z9J0111806005
Refer to “CKP Sensor Inspection” in Section 1C
(Page 1C-10).
CMP Sensor Inspection
Z9J0111806006
Refer to “CMP Sensor Inspection” in Section 1C
(Page 1C-11).
Ignition Switch Inspection
Z9J0111806007
Refer to “Ignition Switch Inspection” in Section 1I
(Page 1I-13).
ECM Main Relay Inspection
Z9J0111806008
Refer to “ECM Main Relay Inspection” in Section 1A
(Page 1A-42).
Terminal
Wire color (engine
harness)
No.1 Ignition coil 42 O
No.2 Ignition coil 54 Bl
No.3 Ignition coil 41 Gr/Y
No.4 Ignition coil 53 Lg/R
1. Black connector 3. Peak voltmeter stevens CD-77
2. White connector 4. Gray test cord connector side
37
50
38
51
39
52
40 41
53
42 43 44 45 46 47 48 49 55
68
56
69
57
70
58 59
71
60 61 62 63 64 65 66 67
19 20 21 22 23 24 25 26 27 28 29 30 311234567891011121
3
14 15 16 17 18
32 33 34 35 36
72
54
51
1
2
3
(A)
(A)
(A)
ECM
53 54
4241
4
2
I9J011180007-03
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