TSRM/MK4 Supra/Repair Manual
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TGTE/Troubleshooting 2JZ-GTE — Inspection Procedure, page 91

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p.092
Inspection Procedure — MK4 Supra Troubleshooting 2JZ-GTE, page 91
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Page text (OCR transcript)
INSPECTION PROCEDURE

1  Check voltage between terminal +B and E1 of engine control module connector.

ON

SST

A 31

B 69
+B

E1

BE6853
P16306

P  (1)  Connect SST (check harness "A").
        (See page EG–510)
        SST 09990–01000
    (2)  Turn ignition switch ON.

C  Measure voltage between terminal +B and E1 of engine control module connector.

OK  Voltage: 9 — 14 V

NG

OK  Proceed to next circuit inspection shown on matrix chart (See page EG–514).

2  Check for open in harness and connector between terminal E1 of engine control module and body ground (See page IN–30).

OK

NG  Repair or replace harness or connector.

3  Check voltage between terminal IGSW of engine control module connector and body ground.

ON

SST
ECM

A 1

IGSW

BE6853
FI6493

P  Turn ignition switch ON.

C  Measure voltage between terminal IGSW of engine control module connector and body ground.

OK  Voltage: 9 — 14 V

NG

OK  Go to step  6  .