TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
p.100
FI/EFI System101 / 126
p.102
INSPECT THROTTLE POSITION SENSOR — MK3 Supra EFI System, page 101
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7M-GE E2 IDL VTA VC Ohmmeter Thickness Gauge 2. INSPECT THROTTLE POSITION SENSOR (a) Disconnect the connector from the sensor. (b) Insert a feeler gauge between the throttle stop screw and stop lever. (c) Using an ohmmeter, measure the resistance between each terminal. Clearance between lever and stop screw Between terminals Resistance 7M-GE 7M GTE 0 mm (0 in.) VTA - E2 0.2 - 1.2 kΩ 0.4 mm (0.0157 in.) < 0.5 mm (0.0197 in.) IDL - E2 2.3 kΩ or less 0.75 mm (0.0295 in.) 0.9 mm (0.0354 in.) IDL - E2 ∞ Throttle valve fully opened position VTA - E2 3.5 - 10.3 kΩ — VC - E2 4.25 - 8.25 kΩ 7M-GTE VTA IDL E2 Thickness Gauge Ohmmeter THROSTLE CLEARANCE LIMIT AT Stop SCREW COMP re .0615" AO .002" MAX E2 IDL VTA VC E2 IDL VTA VC REMOVAL OF THROTTLE BODY (7M-GE) 1. DRAIN COOLANT FROM THROTTLE BODY 2. DISCONNECT ACCELERATOR CONNECTING ROD 3. DISCONNECT VACUUM HOSES 4. DISCONNECT NO. 2 AND NO. 3 WATER BY-PASS HOSES 5. DISCONNECT THROTTLE POSITION SENSOR CONNECTOR 6. DISCONNECT AIR CLEANER HOSE 7. REMOVE THROTTLE BODY BRACKET 8. REMOVE THROTTLE BODY (a) Remove the four bolts, throttle body and gasket. (b) Remove the VTV.