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Home >> Suzuki >> 2012 >> Grand Vitara Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System (Abs) >> Diagnostic Information and Procedures >> DTC C1071: ABS (ESP®) Control Module Internal Defect >> DTC Troubleshooting
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DTC Troubleshooting

Step Action Yes No
Was "ABS Check" performed?  Go to Step 2. Go to ABS CHECK .
Clear all DTCs and check DTC.
Is it DTC C1071? 
Go to Step 3. Could be a temporary malfunction of the ABS (ESP®) control module.
  1. Check for proper connection of ABS (ESP®) control module connector.
  2. If OK, disconnect ABS (ESP®) control module connector and check the following.
    • Voltage "E03-1" (or "E53-32") terminal: 10 - 14 V
    • Voltage "E03-14" (or "E53-1") terminal: 10 - 14 V
    • Resistance between "E03-13" (or "E53-16") and body ground: Continuity
    • Resistance between "E03-26" (or "E53-47") and body ground: Continuity

Are the check result as specified? 
Replace ABS (ESP®) hydraulic unit/control module assembly. Repair "WHT/RED", "WHT/BLU" and/or "BLK" circuit and recheck.