JAC J2 User Manual

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Maintenance Manual for J2 Sedan
Electronic Control System
of Engine
184
2.
Installati
on
Position
It’s installed on throttle body.
3.
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Wiring
diagram
of
throttle position sensor
Pin18: 5V power supply
Pin26: Throttle position sensor signal
Pin39: 5V grounding
4. Diagnosis
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Poor acceleration, etc.
5. Solutions
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Mainly inspect sensor and ECU wiring
harness for short
circuit, open circuit, grounding problems;
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Shift the multimeter to Ohm measurement scale and connect two probes of the multimeter to 1# and
2# pines of the sensor respectively to measure the resistance. The measurement at ambient
temperature shall be 2kΩ±20%. Connect two probes to the 1# and 3# pins respectively and rotate
Fig. 4.3.006
Throttle Position
Sensor
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JAC J2 Specifications

General

Brand	JAC
Model	J2
Category	Automobile
Language	English