TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.102

TGE/Troubleshooting 2JZ-GE — Check voltage between terminal Fpu of engine control module connector and body ground., page 103

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p.104
Check voltage between terminal Fpu of engine control module connector and body ground. — MK4 Supra Troubleshooting 2JZ-GE, page 103
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Page text (OCR transcript)
EG-483
ENGINE — 2JZ-GE ENGINE TROUBLESHOOTING7

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

ON

SST
ECM

B 36

FPU

BE6653
FI8892

P  (1)  Connect SST (check harness "A").
        (See page EG-404)
        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-408).

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.