DTC Troubleshooting: P062B (0-47), P16A5 (0-39), P16A6 (0-40), P16AF (0-45)

DTC P062B:  ECM Internal Circuit Malfunction
  
  
DTC P16A6:  ECM Internal Circuit Malfunction
  
  

1.Turn the ignition switch ON (II).

2.Reset the ECM with the HDS.

3.Turn the ignition switch OFF, and wait 30 seconds.

4.Turn the ignition switch ON (II).

5.Start the engine.

6.Check for Temporary DTCs or DTCs with the HDS.

Is DTC P062B, P16A5, and/or P16AF indicated?


YES - Update the ECM if it does not have the latest software, or substitute a known-good ECM, then recheck. If the symptom/indication goes away with a known-good ECM, replace the original ECM.n


NO - Intermittent failure, system is OK at this time.n