LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1456 (Power Steering System) >> Diagnostic Information and Procedures >> DTC C0900 >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.

Jump starting the vehicle can cause DTC C0900 to set. If an intermittent malfunction exists, refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems for further diagnosis.

DTC C0900

Step Action Values Yes No
Connector End Views Reference: Power Steering System Connector End Views 
1 Did you perform the Power Steering Diagnostic System Check? - Go to Step 2  Go to Diagnostic System Check - Power Steering System 
2
  1. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. With a scan tool, observe the Battery Voltage parameter in the Engine Control Module (ECM) data list.
Does the scan tool display greater than the specified value?		 17 V Go to Diagnostic System Check - Engine Electrical in Battery Go to Step 3 
3 Test the ground circuit of the PSCM for a high resistance. Refer to Circuit Testing and to Wiring Repairs in Wiring Systems.
Did you find and correct the condition?		 - Go to Step 4  Go to Diagnostic Aids
4
  1. Use the scan tool in order to clear the DTC.
  2. Operate the vehicle within the conditions for running the DTC.
Does the DTC reset?		 - Go to Step 2  System OK
scientia non olet · About LEMON Manuals