TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
p.124
FI/EFI System125 / 126
p.126
Fuel Cut RPM — MK3 Supra EFI System, page 125
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Fuel Cut RPM INSPECTION OF FUEL CUT RPM INSPECT FUEL CUT RPM (a) Start and warm up the engine. (b) Disconnect the throttle position sensor connector from the throttle position sensor. (c) Connect circuit terminals IDL and E2 on the wire connector side. (d) Gradually raise the engine rpm and check by the fluctuation of the tachometer needle, that the fuel cut operation repeatedly goes on and off. HINT: The vehicle should be stopped. Fuel cut rpm: 7M-GE 1,800 rpm 7M-GTE 1,600 rpm Fuel return rpm: 7M-GE 1,200 rpm 7M-GTE 1,200 rpm