Excel L4-1468cc 1.5L SOHC (8 VALVE) (1986)
Fig. 13 Adjusting TPS output voltage
1.
Start engine, allow to reach normal operating temperature, then shut engine off.
2.
Back off adjusting screws SAS-1 and SAS-2, Fig. 11, until throttle valve is fully closed. Record number of turns screws were backed off, for later
reference.
3.
Connect suitable digital voltmeter between terminals 2 and 3 of TPS connector, Fig. 12.
4.
Turn ignition switch On, then turn adjusting screw, Fig. 13, until TPS output voltage is 250 mV.
5.
Tighten adjusting screws SAS-1 and SAS-2 the same number of turns recorded in step 2.