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1.

Replace with a known-good PDM after removing installed PDM.

2.

Connect GDS.

3.

IG "ON" and engine "OFF".

4.

Select "DTC Analysis" mode.

5.

Is the code erased?

▶ Substitute with a known - good unit and check for proper operation.

If the problem is corrected, replace the unit and go to "Verification of Vehicle Repair" procedure.

▶ Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "Verification of Vehicle Repair" procedure.