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Home >> Mazda >> 2013 >> CX-5 Touring, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Symptom Troubleshooting [Engine Control System] >> No.2 Check Engine Light Illuminates >> Diagnostic Procedure
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Diagnostic Procedure

DIAGNOSTIC PROCEDURE DESCRIPTION

STEP INSPECTION RESULTS ACTION
1 VERIFY PCM DTC 
 Yes Go to the applicable DTC inspection.
(See DTC TABLE [SKYACTIV-G 2.0] ).
No Go to the next step.
2 INSPECT INSTRUMENT CLUSTER 
 Yes Replace the instrument cluster.
(See INSTRUMENT CLUSTER REMOVAL/INSTALLATION ).
No Inspect for short or open circuit between the following terminals:
  • Instrument cluster terminal B-PCM terminal 2AK
  • Instrument cluster terminal D-PCM terminal 2AL

Repair or replace the wiring harness if necessary.
3 Verify the test results.
  • If normal, return to the diagnostic index to service any additional symptoms.

    (See SYMPTOM DIAGNOSTIC INDEX ).

  • If the malfunction remains, inspect the related Service Bulletins and/or On-line Repair Information and perform repair or diagnosis.
    • If the vehicle is repaired, troubleshooting is completed.
    • If the vehicle is not repaired or additional diagnostic information is not available, reprogram the PCM if a later calibration is available. Retest.
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