LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2024 >> QX55 Essential >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (DTC/Circuit Diagnosis) (1 Of 2) >> Transmission (TCM) >> P0792 Intermediate Speed Sensor A >> DTC Description

DTC Description

DTC DETECTION LOGIC 

DTC CONSULT screen terms(Trouble diagnosis content) DTC detection condition
P0792 INTERMEDIATE SPEED SENSOR A(Intermediate Speed Sensor A Circuit Range/Performance) Diagnosis condition When all of the following conditions are satisfied:
  • TCM power supply voltage: More than 11 V
  • After range change completion, it spends 2 seconds or more.
  • Range: D or L
  • Engine speed: 450 rpm or more
  • Input peed: 300 rpm or more
  • Primary pulley speed: 300 rpm or more
  • Secondary pulley seed: 300 rpm or more
  • Lock-up command is being given (except for slip lock-up)
  • DTC other than the applicable DTC is not detected.
Signal Primary speed sensor signal
Threshold When all of the following conditions are satisfied:
  • Differences between engine speed and primary pulley speed: More than 1, 000 rpm
  • Differences between primary pulley speed and input speed: More than 1, 000 rpm
  • Differences between engine speed and input speed: 1, 000 rpm or less
Diagnosis delay time 5 seconds

POSSIBLE CAUSE 

FAIL-SAFE