Diagnostic Test

INSPECT MEMORY SET SWITCH FOR DAMAGE
1. Cycle the ignition off.
2. Inspect the Memory Set switch for damage.
  Is the switch damaged?
  
  Yes
  - Replace the Memory Set switch in accordance with the Service Information. Refer to SWITCH, MEMORY, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 2
INSPECT FOR OBJECT OR SUBSTANCE CAUSING MEMORY SET SWITCH TO STAY OR STICK IN A PUSHED POSITION
1. Inspect the Memory Set switch for anything that would cause it to stay or stick in a pushed position.
  Is anything present that would cause the Memory Set switch to stay or stick in a pushed position?
  
  Yes
  - Repair as necessary.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 3
TEST FOR INTERMITTENT CONDITION
1. Cycle the ignition on.
2. Using a scan tool, record and erase the Diagnostic Trouble Codes (DTCs).
3. Press the Memory Set switch several times in all positions.
4. Cycle the ignition from on to off three times.
5. Cycle the ignition on then wait 30 seconds.
6. Using a scan tool, read the Active DTCs.
  Does the scan tool display; B1D4A-2A-MEMORY SWITCH INPUT - STUCK?
  
  Yes
  - Go To 4
  No
  - The conditions that caused this code to set are not present at this time. Verify seat harness is routed correctly. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Attempt to reproduce condition by adjusting the seat.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK MEMORY SET SWITCH FOR A SHORT TO GROUND
1. Using a scan tool, erase the DTCs.
2. Cycle the ignition off.
3. Disconnect the Memory Set switch connector.
4. Cycle the ignition three times.
5. Cycle the ignition on and then wait 30 seconds.
6. Using a scan tool, read the Active DTCs.
  Does the scan tool display; B1D4A-2A-MEMORY SWITCH INPUT - STUCK?
  
  Yes
  - Go To 5
  No
  - Replace the Memory Set switch in accordance with the Service Information. Refer to SWITCH, MEMORY, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
CHECK (G200) MEMORY SELECT SWITCH MUX CIRCUIT FOR A SHORT TO GROUND
1. Cycle the ignition off.
2. Disconnect the Door Module C5 harness connector.
3. Measure the resistance between ground and the (G200) Memory Select Switch Mux circuit at the Memory Set switch connector.
  Is the resistance below 10K Ohms?
  
  Yes
  - Repair the (G200) Memory Select Switch Mux circuit for a short to ground.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Go To 6
CHECK (G200) MEMORY SELECT SWITCH MUX CIRCUIT FOR A SHORT TO THE (G920) MEMORY SELECT SWITCH RETURN CIRCUIT
1. Measure the resistance between the (G200) Memory Select Switch Mux circuit and the (G920) Memory Select Switch Return circuit at the Memory Set switch connector.
  Is the resistance below 10K Ohms?
  
  Yes
  - Repair the (G200) Memory Select Switch Mux circuit for a short to the (G920) Memory Select Switch return circuit.
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .
  No
  - Replace the Door Module in accordance with the Service Information. Refer to MODULE, DOOR, REMOVAL .
  - Perform the BODY VERIFICATION TEST. Refer to STANDARD PROCEDURE .