TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.110

TGTE/Troubleshooting 2JZ-GTE, page 111

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p.112
Troubleshooting 2JZ-GTE — MK4 Supra Troubleshooting 2JZ-GTE, page 111
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Page text (OCR transcript)
EG-597
ENGINE — 2JZ-GTE ENGINE TROUBLESHOOTING

2  Check voltage between terminal FPU of engine control module connector and body ground.

ON

SST
ECM

(B) 73

FPU

BER653
FI6847

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

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

OK   Voltage:  9 — 14 V

NG                          OK   Proceed to next circuit inspection shown on matrix chart (See page Eg-514).

3  Check for open and short in harness and connector between engine control module and VSV, VSV and EFI main relay (See page IN-30).

OK                          NG   Repair or replace harness or connector.

Check and replace engine control module.