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Home >> Suzuki >> 2006 >> XL-7 Base, RWD, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine General Information And Diagnosis >> Diagnostic Information and Procedures >> DTC P1510: ECM Back-Up Power Circuit Low >> DTC Troubleshooting
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DTC Troubleshooting

DTC DIAGNOSTIC TROUBLESHOOTING CHART

Step Action YES NO
1  Was "Engine and Emission Control System Check" performed?  Go to Step 2. Go to ENGINE AND EMISSION CONTROL SYSTEM CHECK .
2  Battery voltage supply circuit check 
  1. Remove ECM cover.
  2. While engine running, check voltage between "E61-2" terminal and ground.

Is voltage 10 - 14 V? 		 Poor "E61-2" terminal connection or intermittent trouble. Check for intermittent referring to INTERMITTENT AND POOR CONNECTION INSPECTION . "WHT" circuit open, short or "RADIO DOME" fuse blown.
If wire and connections are OK, substitute a known-good ECM and recheck.
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