TSRM/MK4 Supra/Repair Manual
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TGTE/Troubleshooting 2JZ-GTE — Inspection Procedure, page 113

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Inspection Procedure — MK4 Supra Troubleshooting 2JZ-GTE, page 113
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Page text (OCR transcript)
EG-599
ENGINE – 2JZ-GTE ENGINE TROUBLESHOOTING

INSPECTION PROCEDURE
HINT: If terminals TE1 and TE2 are connected with terminal E1, diagnostic trouble code is not output or test
mode is not activated.
Even though terminal TE1 is not connected with terminal E1, the malfunction indicator lamp blinks.
For the above phenomenon, the likely cause is an open or short in the wire harness, or malfunction inside
the ECM.

1  Check voltage between terminals TE1, TE2 and E1 of data link connectors
   1 and 2.

ON
IG ON

E1    DLC1

TE1

DLC2   TE2

E1    TE1

BE6053
FI6966
FI4412

P  Turn ignition switch ON.

C  (1) For DLC1, measure voltage between terminal
       TE1 and E1.
   (2) For DLC2 measure voltage between terminals
       TE1, TE2 and E1.

OK  Voltage: 9 — 14 V

NG          OK  Check and replace engine control module.

2  Check continuity between terminal E1 of data link connectors 1, 2 and
   body ground.

OK          NG  Repair or replace harness or connector.

3  Check for open and short in harness and connector between engine control
   module and data link connectors 1, 2 (See page IN–30).

OK          NG  Repair or replace harness or connector.

Check and replace engine control module.