Hyundai Sonata 1991 Shop Manual page 281

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MPI SYSTEM
Temperature °C (OF)
Resistance (KO)
o
(32)
5.9
20 (68)
2.5
40 (104)
1.1
80 (176)
0.3
3.
If the resistance deviates from the standard value greatly,
replace the sensor.
Coolant temperature sensor
I
I
Standard value ...................•.•....... 3.5-6.5 KO
1.
Disconnect the throttle position sensor connector.
2.
Measure the resistance between terminals 1 and 4 of the
throttle position sensor connector.
Terminal 1
Sensor ground
Terminal 4
Sensor power
Throttle Position Sensor (TPS)
Z31EFOB
Coolant temperature
sensor connector
(sensor side front view)
31Z040
31-56
TPS
connector
(Sensor side front view)
31Z270

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