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Diagnostic procedure

DTC P2006 [L3] DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 VERIFY FREEZE FRAME DATA (MODE 12) HAS BEEN RECORDED 
  • Has FREEZE FRAME DATA (Mode 12) been recorded?
 Yes Go to the next step.
No Record the FREEZE FRAME DATA (Mode 12) on repair order, then go to the next step.
2 VERIFY RELATED REPAIR INFORMATION AVAILABILITY 
  • Verify related Service Bulletins and/or on-line repair information availability.
  • Is any related repair information available?
 Yes Perform repair or diagnosis according to the available repair information.
  • If the vehicle is not repaired, go to the next step.
No Go to the next step.
3 CLASSIFY INTERMITTENT CONCERN OR CONTINUOUS CONCERN 
  • Clear the DTC from the PCM memory using the M-MDS.
  • Drive the vehicle under the following conditions:
    • Engine coolant temperature is above 70 °C {158 °F}. 
    • Engine speed: 3,500 rpm or more 
    • Throttle opening angle is below as following
      • Engine speed below 1,500 rpm: above 35% 
      • Engine speed between 1,500-2,500 rpm: between 25-35% 
      • Engine speed above 2,500: below 25% 
  • Is the PENDING CODE for this DTC present?
 Yes Go to the next step.
No Intermittent concern exists. Go to INTERMITTENT CONCERN TROUBLESHOOTING procedure.
(See INTERMITTENT CONCERN TROUBLESHOOTING .)
4 INSPECT VARIABLE TUMBLE SHUTTER VALVE SWITCH CONNECTOR AND VARIABLE TUMBLE SOLENOID VALVE CONNECTOR FOR POOR CONNECTION 
  • Turn the ignition switch off.
  • Disconnect the variable tumble solenoid valve connector and the variable tumble shutter valve switch connector.
  • Inspect for poor connection (such as damaged/pulled-out pins, corrosion).
  • Is there any malfunction?
 Yes Repair or replace the terminal, then go to Step 10.
No Go to the next step.
5 INSPECT VARIABLE TUMBLE SOLENOID VALVE 
 Yes Go to next step.
No Replace the variable tumble solenoid valve, then go to Step 10.
6 INSPECT VARIABLE TUMBLE SHUTTER VALVE ACTUATOR 
 Yes Go to next step.
No Replace the Intake manifold, then go to Step 10.
7 INSPECT VARIABLE TUMBLE SHUTTER VALVE SWITCH 
 Yes Go to the next step.
No Repair or replace the wiring harness for open circuit, then go to Step 10.
8 INSPECT VARIABLE TUMBLE SOLENOID VALVE OR VARIABLE TUMBLE SHUTTER VALVE SWITCH SIGNAL CIRCUIT FOR SHORT TO GROUND 
  • Turn the ignition switch off.
  • Inspect for continuity between the following terminals and body ground.
    • PCM terminal 2I (harness-side).
    • PCM terminal 2AE (harness-side).
  • Is there continuity?
 Yes Repair or replace the wiring harness for a short to ground, then go to Step 10.
No Go to the next step.
9 INSPECT PCM CONNECTOR FOR POOR CONNECTION 
  • Turn the ignition switch off.
  • Disconnect the PCM connector.
  • Inspect for poor connection at PCM terminals (such as damaged/pulled-out pins, corrosion).
  • Is there any malfunction?
 Yes Repair the terminal, then go to Step 10.
No Go to the next step.
10 VERIFY TROUBLESHOOTING OF DTC P2006 COMPLETED 
  • Make sure to reconnect all disconnected connectors.
  • Start the engine.
  • Clear the DTC from the PCM memory using the M-MDS.
  • Start the engine.
  • Drive the vehicle under following conditions:
    • Engine coolant temperature is above 70 °C {158 °F}. 
    • Engine speed: below 3,500 rpm 
    • Throttle opening angle is below as following
      • Engine speed below 1,500 rpm: above 35% 
      • Engine speed between 1,500-2,500 rpm: between 25-35% 
      • Engine speed above 2,500: below 25% 
  • Is PENDING CODE for this DTC present?
 Yes Replace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION .)
No Go to the next step.
11 VERIFY AFTER REPAIR PROCEDURE 
 Yes Go to the applicable DTC troubleshooting.
(See DTC TABLE .)
No Troubleshooting completed.
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