DTC Troubleshooting

C1071: SYMPTOM TROUBLESHOOTING REFERENCE CHART

Step	Action	YES	NO
1	Was "ABS Check" performed?	Go to Step 2.	Go to ABS CHECK .
2	Check ABS hydraulic unit/control module assembly power supply and ground circuit Check that ABS hydraulic unit/control module assembly power supply circuit and ground circuit is in good condition referring to ABS HYDRAULIC UNIT/CONTROL MODULE ASSEMBLY POWER SUPPLY AND GROUND CIRCUIT CHECK . Are check results OK?	Substitute a known-good ABS hydraulic unit/control module assembly and recheck.	Repair ABS hydraulic unit/control module assembly power supply or ground circuit.