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Home >> Toyota >> 2011 >> Highlander Hybrid Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 44 (Engine Control System (1AR-FE) (Diagnostic Codes (P0010-P0365) & Circuit Tests)) >> SFI System >> DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit >> Procedure

DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK HARNESS AND CONNECTOR (IG2 RELAY - IGNITION COIL, IGNITION COIL - BODY GROUND) 
    1. Disconnect the ignition coil connectors.
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance (Check for Open)

      Tester Connection Condition Specified Condition
      B30-4 (GND) - Body ground Always Below 1 Ω
      B59-4 (GND) - Body ground Always Below 1 Ω
      B32-4 (GND) - Body ground Always Below 1 Ω
      B60-4 (GND) - Body ground Always Below 1 Ω
    3. Turn the ignition switch to ON.
    4. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      B30-1 (+B) - B30-4 (GND) Ignition switch ON 11 to 14 V
      B59-1 (+B) - B59-4 (GND) Ignition switch ON 11 to 14 V
      B32-1 (+B) - B32-4 (GND) Ignition switch ON 11 to 14 V
      B60-1 (+B) - B60-4 (GND) Ignition switch ON 11 to 14 V
    5. Reconnect the ignition coil connectors.

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR (IG2 RELAY - IGNITION COIL, IGNITION COIL - BODY GROUND) 

    OK: Go to next step 

  2. CHECK HARNESS AND CONNECTOR (IGNITION COIL - ECM) 
    1. Disconnect the ignition coil connectors.
    2. Disconnect the ECM connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance (Check for Open)

      Tester Connection Condition Specified Condition
      B30-2 (IGF) - B48-16 (IGF1) Always Below 1 Ω
      B59-2 (IGF) - B48-16 (IGF1) Always Below 1 Ω
      B32-2 (IGF) - B48-16 (IGF1) Always Below 1 Ω
      B60-2 (IGF) - B48-16 (IGF1) Always Below 1 Ω

      Standard Resistance (Check for Open)

      Tester Connection Condition Specified Condition
      B30-3 (IGT1) - B48-2 (IGT1) Always Below 1 Ω
      B59-3 (IGT2) - B48-3 (IGT2) Always Below 1 Ω
      B32-3 (IGT3) - B48-4 (IGT3) Always Below 1 Ω
      B60-3 (IGT4) - B48-5 (IGT4) Always Below 1 Ω

      Standard Resistance (Check for Short)

      Tester Connection Condition Specified Condition
      B30-2 (IGF) or B48-16 (IGF1) - Body ground Always 10 kΩ or higher
      B59-2 (IGF) or B48-16 (IGF1) - Body ground Always 10 kΩ or higher
      B32-2 (IGF) or B48-16 (IGF1) - Body ground Always 10 kΩ or higher
      B60-2 (IGF) or B48-16 (IGF1) - Body ground Always 10 kΩ or higher

      Standard Resistance (Check for Short)

      Tester Connection Condition Specified Condition
      B30-3 (IGT1) or B48-2 (IGT1) - Body ground Always 10 kΩ or higher
      B59-3 (IGT2) or B48-3 (IGT2) - Body ground Always 10 kΩ or higher
      B32-3 (IGT3) or B48-4 (IGT3) - Body ground Always 10 kΩ or higher
      B60-3 (IGT4) or B48-5 (IGT4) - Body ground Always 10 kΩ or higher
    4. Reconnect the ECM connector.
    5. Reconnect the ignition coil connectors.

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  3. CHECK WHETHER DTC OUTPUT RECURS (DTC P0351, P0352, P0353 OR P0354) 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the Techstream on.
    4. Clear the DTCs, refer to DTC CHECK / CLEAR .
    5. Shuffle the arrangement of the ignition coils with igniters (among No. 1 to No. 4 cylinders).
      NOTE:

      Do not shuffle the connectors.

    6. Perform a simulation test.
    7. Enter the following menus: Powertrain / Engine / Trouble Codes.
    8. Read the DTCs.

      Result

      Result Proceed to
      Same DTC output A
      Different ignition coil DTC output B

    B → See step   4 

    A → See step   5 

  4. REPLACE IGNITION COIL. Refer to  REMOVAL 
  5. REPLACE ECM. Refer to  REMOVAL