Engine Performance (A8)Câu 105 / 120
The throttle position sensor (TPS) informs the PCM about:
a.Exhaust temperature
b.Throttle plate angle (driver demand)
c.Coolant level
d.Battery voltage
Giải thích
The TPS reports how far the throttle is open so the PCM can adjust fuel, timing, and transmission strategy. A faulty or dead-spot TPS causes hesitation, surging, or erratic shifts. Its signal is checked with a scan tool or by watching voltage sweep.
Luyện miễn phí toàn bộ 120 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- The EVAP system is designed to:
- A loose or missing fuel cap most commonly sets which type of code?
- Technician A says low fuel pressure can cause a lean misfire and hesitation. Technician B says a clogged fuel filter or weak pump can lower fuel pressure. Who is correct?
- A vehicle fails an emissions test for high hydrocarbons (HC). This is most commonly associated with:
- The PCM uses the crankshaft position sensor primarily to:
- On an OBD-II vehicle, the data link connector (DLC) used to retrieve codes is standardized as a:
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