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Home >> Suzuki >> 2007 >> SX4 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 153 (Immobilizer System) >> Diagnostic Information And Procedures >> Immobilizer Indicator Lamp Remains On After Engine Start >> Troubleshooting
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Immobilizer Indicator Lamp Remains On After Engine Start: Troubleshooting

WARNING: This page is about a different car, the 2007 Suzuki Grand Vitara and 2006 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
TROUBLESHOOTING CHART

Step Action YES NO
1  Diagnostic Trouble Code (DTC) check 
  1. Start engine.
  2. Check if any DTC is detected by ECM referring to DIAGNOSTIC TROUBLE CODE (DTC) CHECK .

Is any DTC detected? 		 Go to applicable DTC diagnostics. Go to Step 2.
2  CAN communication wire circuits check 
  1. Check CAN communication wire circuits between combination meter and ECM referring to DTC U0073: CONTROL MODULE COMMUNICATION BUS OFF .

Are wire circuits in good condition? 		 Replace combination meter with a known-good one and recheck. If the immobilizer indicator lamp remains OFF, replace ECM with a known-good one and recheck. Repair the faulty wire circuit.
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