Nine Needle Sweeps

NOTE: This test requires the use of a "socket box" type testing adapter.

1. With the ignition on and the EDS control unit connected, check voltage between sockets 3 and 22 of test adapter. If the values match the values listed in the table below, the test is over. If the values do not match, check for and repair any open circuit. If no open circuit is present, replace the air temperature sensor and/or the EDS control unit.

TEMPERATURE RESISTANCE VOLTAGE


20°C 2500 OHMS 3.85 VOLTS
30°C 1700 OHMS 3.47 VOLTS
40°C 1180 OHMS 3.05 VOLTS
50°C 833 OHMS 2.63 VOLTS
60°C 600 OHMS 2.22 VOLTS
70°C 440 OHMS 1.85 VOLTS
80°C 327 OHMS 1.5 VOLTS
90°C 243 OHMS 1.22 VOLTS
100°C 185 OHMS 0.99 VOLTS