2010 Cadillac Truck SRX FWD V6-3.0L Page 1899

2010 Cadillac Truck SRX FWD V6-3.0L Page 1899

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic System

Check - Vehicle) prior to using this diagnostic procedure.

* Review Strategy Based Diagnosis (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Strategy Based Diagnosis) for an

overview of the diagnostic approach.

* Diagnostic Procedure Instructions (See: Testing and Inspection/Initial Inspection and Diagnostic Overview/Diagnostic Procedure

Instructions) provides an overview of each diagnostic category.

DTC Descriptors

DTC P1702

- Transmission Clutch 1 Stuck On

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).