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Home >> Saturn >> 2003 >> L200 Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel, Gages, And Console >> Diagnostic Information and Procedures >> DTC B2965: Key in Ignition Circuit Malfunction >> Conditions for Clearing the DTC

Conditions for Clearing the DTC

DTC B2965

Step Action Yes No
Schematic Reference: Audible Warnings Schematics 
1 Did you perform the Audible Warnings Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Audible Warnings 
2
  1. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. With the scan tool, observe the Key in Ignition parameter in the BCM Switch Inputs data list.
Does the Key in Ignition parameter display Low?
Go to Step 3  Go to Step 4 
3
  1. Turn the ignition OFF and remove key.
  2. Disconnect the IPC connector.
  3. Connect a test lamp between the ignition 1 voltage circuit and a good ground.
Does the test lamp illuminate?
Go to Step 6  Go to Step 8 
4 Test the key in ignition switch signal circuit for an open, high resistance, or a short to voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 11  Go to Step 5 
5 Test the ground circuit of the ignition key alarm switch for an open or a high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 11  Go to Step 7 
6 Test the ignition 1 voltage circuit for a short to voltage. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 11  Go to Step 7 
7 Inspect for poor connections at the harness connector of the ignition switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 11  Go to Step 9 
8 Inspect for poor connections at the harness connector of the BCM. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 11  Go to Step 10 
9 Replace the ignition switch. Refer to Ignition Switch Replacement in Steering Wheel and Column.
Did you complete the replacement?
Go to Step 11  -
10
IMPORTANT: Perform the setup procedure for the replacement BCM.
Replace the BCM. Refer to Body Control Module Replacement in Body Control System.Did you complete the replacement?
Go to Step 11  -
11
  1. Use the scan tool in order to clear the DTCs.
  2. Operate the vehicle within the Conditions for Running the DTC as specified in the supporting text.
Does the DTC reset?
Go to Step 2  System OK