TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.085
TGE/Troubleshooting 2JZ-GE86 / 105
p.087
INSPECTION PROCEDURE — MK4 Supra Troubleshooting 2JZ-GE, page 86
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EG–466 ENGINE – 2JZ–GE ENGINE TROUBLESHOOTING INSPECTION PROCEDURE 1 Check voltage between terminal +B and E1 of engine control module connector. ON SST ECM A 31 B 69 +B E1 BE6653 P16305 P (1) Connect SST (check harness "A"). (See page Eg–404) 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–408). 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 IGSV Check and replace engine control module connector and body ground. ON SST ECM A 1 IGSW BE6653 FIG493 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 .