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Home >> Nissan-Datsun >> 2019 >> Altima Edition ONE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Automatic Transmission (Re0F10D) (DTC/Circuit Diagnosis)) >> DTC Diagnosis >> Transmission (TCM) >> DTC P0746: Pressure Control Solenoid A >> DTC Description >> DTC Detection Logic

DTC Detection Logic

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DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P0746

PC SOLENOID A

(Pressure Control Solenoid A Performance/Stuck Off)

1

Diagnosis condition

When all of the following conditions are satisfied:

  • Engine speed: More than 600 rpm
  • Primary pulley speed: More than 450 rpm
  • Idle is not being detected.
  • Acceleration/deceleration speed: -0.49 m/s 2 (-0.05 G) or more
  • The primary pulley speed experienced 300 rpm or more and the secondary pulley speed experienced 250 rpm or more at least once.
  • Secondary pulley speed: More than 150 rpm
  • TCM power supply voltage: More than 11 V

Signal

--

Threshold

The following condition is detected twice or more (1 second or more later after detection of the first) in the same DC

  • Status with the shifting ratio of the primary pulley speed/secondary pulley ratio exceeding 2.825 is 0.2 sec or more continuously

Diagnosis delay time

--

2

Diagnosis condition

When all of the following conditions are satisfied:

  • Engine speed: More than 600 rpm
  • Primary pulley speed: More than 450 rpm
  • Idle is not being detected.
  • Acceleration/deceleration speed: -0.49 m/s 2 (-0.05 G) or more
  • The primary pulley speed experienced 300 rpm or more and the secondary pulley speed experienced 250 rpm or more at least once.
  • Secondary pulley speed: More than 150 rpm
  • TCM power supply voltage: More than 11 V

Signal

--

Threshold

The following condition is detected twice or more (1 second or more later after detection of the first) in the same DC

  • Status with the shifting ratio of the primary pulley speed/secondary pulley ratio exceeding 3.625 is 0.1 sec or more continuously.

Diagnosis delay time

--

NOTE: DC stands for "DRIVING CYCLE" and indicates a series of driving cycle of "Ignition switch OFF -> ON -> driving -> OFF".