Thursday, June 17, 2021

2010 Cadillac Truck SRX AWD V6-3.0L Page 1902

2010 Cadillac Truck SRX AWD V6-3.0L Page 1902



DTC P1703



- Transmission Clutch 1 Performance



DTC P1704



- Transmission Clutch 1 Slip Detected



Diagnostic Fault Information



Typical Scan Tool Data



Circuit/System Description



When the vehicle is stopped in range D, the transmission enters a neutral condition by releasing the clutch C1. By reducing drag loss of the torque



converter, the load on the engine is lightened, fuel economy is enhanced, and idling vibration is reduced.



Conditions for Running the DTC



P1702, P1703, P1704



* The ignition voltage is between 10.2-15.5 V.



* The engine speed is greater than 400 RPM for 2 s.



* The transmission is not in emergency mode.



* Driving in D range.



* Transmission control module (TCM) communication is normal.



* Transmission fluid temperature is more than 10掳C (50掳F).



Conditions for Setting the DTC



P1702



* Clutch C1 hydraulic pressure is less than 26 kPa (3.8 PSI).



* Input revolution is less than 400 RPM for more than 5 s.



P1703



* Clutch C1 in neutral control



* Clutch C1 hydraulic pressure is more than 350 kPa (51 PSI).



* Input revolution is more than 400 RPM for more than 0.6 s.



P1704



* Clutch C1 apply control



* C1 hydraulic pressure command value is more than 300 kPa (44 PSI).



* Determined after 1 time lasting more than 0.3 s.



Action Taken When the DTC Sets



P1702, P1703



* DTCs P1702, P1703 are Type C DTC.



* No self learning function

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