Toyota Supra Fuel Pump Relay

Supra Wiring Diagram

b Apply a thin coat of gasoline to the O-rings and install the injectors into the delivery pipe. 2. INSTALL DELIVERY PIPE WITH INJECTORS a Install the six insulators into the injector hole of the intake manifold. b Install the injectors together with the delivery pipe to the manifold. c Make sure that the injectors rotate smoothly. NOTE If the injectors do not rotate smoothly, the probable cause may be incorrect installation of O-rings. Replace the O-rings. d Install four bolts, torque the...

Electronic Spark Advance

Set Spark Plug Gap Kia Rio 2013

The ECU is programmed with data for optimum ignition timing under any and all operating conditions. Using data provided by sensors which monitor various engine functions rpm, intake air volume, eng. temperature, etc. the microcomputer ECU triggers the spark at precisely the right instant. Tachometer Service Connector 8 Disconnect high-tension cord from the distributor. b Hold the end approx. 12.7 mm 0.50 in. from bodyj of car. c See if spark occurs while engine is being cranked NOTE To prevent...

Exhaust Gas Recirculation Egr System

Supra Car Vacuum System Pictures

To reduce NOx emission, part of the exhaust gases are recirculated through the EGR valve to the intake manifold to lower the maximum combustion temperature. Pressure In the EGR Valve Pressure Chamber Positioned be tween EGR port and R port Pressure con-stantly alternating between low and high Remarks Pressure increase Modulator closes EGR valve opens Pressure drops - EGR valve closes Modulator opens ------- When the throttle valve is positioned above the R port, the EGR vacuum modulator will...