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DTC Troubleshooting

DIAGNOSIS PROCEDURE

Step Action YES NO
1  Was "Electronic Stability Program Check" performed?  Go to Step 2. Go to ELECTRONIC STABILITY PROGRAM CHECK .
2  DTC check for ESP® 
  1. Connect scan tool to DLC with ignition switch turned OFF.
  2. Turn ignition switch ON and check DTC for ESP®.

Is there any DTC(s) other than C1038 and C1090? 		 Go to applicable DTC diag. flow. Go to Step 3.
3  DTC check for ECM 
  1. Check DTC for ECM.

Is DTC U0073 and/or DTC U0121 detected? 		 Go to applicable DTC diag. flow. Substitute a known-good ESP® hydraulic unit/control module assembly and recheck.
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