TSRM/MK4 Supra/Repair Manual
Repair ManualWiring Diagrams
p.061
TGTE/Troubleshooting 2JZ-GTE62 / 113
p.063
ENGINE — 2JZ-GTE ENGINE TROUBLESHOOTING — MK4 Supra Troubleshooting 2JZ-GTE, page 62
100%
EG–548 ENGINE – 2JZ–GTE ENGINE TROUBLESHOOTING 2 Check operation of VSV for waste gate valve. Air E F Battery Air E F P11381 P11380 P (1) Remove VSV. (2) Disconnect VSV connector. C Check operation of VSV for waste gate valve when battery positive voltage is applied and released to the VSV terminals. OK Battery positivie voltage is applied: Air from port E is flowing out through port F. Battery positive voltage is applied: Closed air passage from E to F. OK NG Replace VSV for waste gate valve. 3 Check voltage terminals PMC of engine control module connector and body ground. ON SST ECM (B) 60 PMC BE6653 FI6953 P (1) Connect SST (check harness "A"). (See page EG–510) SST 09990–01000 (2) Turn ignition switch ON. C Measure voltage between terminals PMC of engine control module and ground. OK Voltage: 9 — 14 V OK NG Check and repair harness and connector be- tween VSV for waste gate valve and engine control module. Check and replace enginie control module.