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Home >> Suzuki >> 2010 >> Grand Vitara Base, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - 4AT >> Diagnostic Information and Procedures >> DTC P1706: Torque Request Communication Error from TCM >> DTC Troubleshooting
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DTC Troubleshooting

DTC TROUBLESHOOTING CHART

Step Action YES NO
1  Check DTC 
Is there any DTC(s) other than P1706? 		 Go to applicable DTC troubleshooting. Go to Step 2.
2  Check DTC of ECM 
  1. Check DTC of ECM referring to DTC CHECK .

Is there any DTC(s)? 		 Go to applicable DTC troubleshooting. Substitute a known-good TCM and recheck.
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