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Home >> Toyota >> 2006 >> Corolla CE, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System (SFI) (2ZZ-GE) - Diagnostics) >> DTC P0010: Camshaft Position "A" Actuator Circuit (Bank 1) >> Inspection Procedure >> Hand-held tester:

Hand-held tester:

WARNING: This page is about a different variant/trim than selected.
  1. PERFORM ACTIVE TEST USING HAND-HELD TESTER (OPERATE OCV) 
    1. Connect a hand-held tester to the DLC3.
    2. Start the engine and turn the tester ON.
    3. Warm up the engine.
    4. On the tester, select the following menu items: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / VVT CTRL B1.
    5. Check the engine speed while operating the Oil Control Valve (OCV) using the tester.

      Standard: 

      TESTER OPERATION AND SPECIFIED CONDITIONS

      Tester Operations Specified Conditions
      OCV OFF Normal engine speed
      OCV ON Engine idles roughly or stalls (soon after OCV switched from OFF to ON)
    1. OK:  CHECK FOR INTERMITTENT PROBLEMS  
    2. NG: GO TO NEXT STEP 
  2. INSPECT CAMSHAFT TIMING OIL CONTROL VALVE ASSY (OCV) 
    1. Disconnect the C2 OCV connector.
    2. While idling, check the waveform between the terminals of the C2 OCV connector using an oscilloscope.

      Standard: 

      TESTER OPERATION AND SPECIFIED CONDITIONS

      Tester Connection Specified Condition
      OC1 + (C2-1) - OC1 - (C2-2) Correct waveform shown
    3. Reconnect the OCV connector.
      Fig 1: Inspecting Camshaft Timing Oil Control Valve Assy (OCV)
      G02599174Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. OK: REPLACE CAMSHAFT TIMING OIL CONTROL VALVE ASSY 
    2. NG: GO TO NEXT STEP 
  3. INSPECT ECM (OCV SIGNAL) 
    1. Inspect the ECM using an oscilloscope.
    2. While idling, check the waveform between the terminals of the E3 ECM connector.

      Standard: 

      ECM (OCV SIGNAL) TESTER CONNECTION AND SPECIFIED CONDITIONS

      Tester Connection Specified Condition
      OC1 + (E3-14) - OC1 - (E3-13) Correct waveform shown
      Fig 2: Inspecting ECM (OCV Signal)
      G02599175Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. OK: REPLACE ECM (See  ECM (1ZZ-FE/2ZZ-GE) REPLACEMENT  ) 
    2. NG: GO TO NEXT STEP 

      REPAIR OR REPLACE HARNESS OR CONNECTOR 

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