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Home >> Toyota >> 2019 >> Sienna Limited, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Engine Control System [2GR-FE] - Diagnostic Codes (1 Of 3)) >> 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; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit [12/2015 - 08/2016] >> 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; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit [12/2015 - 08/2016]: Procedure

WARNING: This page is about a different car, the 2016 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
  1. READ OUTPUT DTC 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the Techstream on.
    4. Enter the following menus: Powertrain / Engine / Trouble Codes.
    5. Read the DTCs.
      RESULT

      Result Proceed to
      One of DTCs P0351, P0352, P0353, P0354, P0355, P0356 is output. A
      Some of DTCs P0351, P0352, P0353, P0354, P0355, P0356 are output. B

    Result: 

    B 

    See step  5

    Result: 

    A 

    See step  2

  2. PERFORM SIMULATION TEST 
    1. Clear DTCs (Refer to DTC CHECK / CLEAR [12/2015 - 08/2016] ).
    2. Change the arrangement of the ignition coil assemblies.
      NOTE:

      Do not change the location of the connectors.

    3. Perform a simulation test.
      RESULT

      Result Proceed to
      Same DTCs are output (same as DTCs that were cleared) A
      Other DTCs are output B

      HINT: 

      Perform "Inspection After Repair" after replacing the ignition coil assembly (Refer to INITIALIZATION [12/2015 - 08/2016] ).

    Result: 

    B 

    REPLACE IGNITION COIL ASSEMBLY 

    (Refer to REMOVAL [12/2015 - 08/2016] )

    Result: 

    A 

    See step  3

  3. INSPECT IGNITION COIL ASSEMBLY (POWER SOURCE) 
    1. Disconnect the ignition coil assembly connectors.
      GTY739696Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Turn the ignition switch to ON.
    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Switch Condition Specified Condition
      B23-1 (+B) - B23-4 (GND) Ignition switch ON 11 to 14 V
      B24-1 (+B) - B24-4 (GND) Ignition switch ON 11 to 14 V
      B25-1 (+B) - B25-4 (GND) Ignition switch ON 11 to 14 V
      B26-1 (+B) - B26-4 (GND) Ignition switch ON 11 to 14 V
      B27-1 (+B) - B27-4 (GND) Ignition switch ON 11 to 14 V
      B28-1 (+B) - B28-4 (GND) Ignition switch ON 11 to 14 V
      TEXT IN ILLUSTRATION

      *a Front view of wire harness connector
      (to Ignition Coil Assembly)

    Result: 

    NG 

    See step  5

    Result: 

    OK 

    See step  4

  4. CHECK HARNESS AND CONNECTOR (IGNITION COIL ASSEMBLY - ECM) 
    1. Disconnect the B23, B24, B25, B26, B27 and B28 ignition coil assembly connectors.
    2. Disconnect the B1 ECM connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      B23-3 (IGT1) - B1-40 (IGT1) Always Below 1 Ω
      B24-3 (IGT2) - B1-39 (IGT2) Always Below 1 Ω
      B25-3 (IGT3) - B1-38 (IGT3) Always Below 1 Ω
      B26-3 (IGT4) - B1-37 (IGT4) Always Below 1 Ω
      B27-3 (IGT5) - B1-36 (IGT5) Always Below 1 Ω
      B28-3 (IGT6) - B1-35 (IGT6) Always Below 1 Ω
      B23-2 (IGF) - B1-104 (IGF1) Always Below 1 Ω
      B24-2 (IGF) - B1-104 (IGF1) Always Below 1 Ω
      B25-2 (IGF) - B1-104 (IGF1) Always Below 1 Ω
      B26-2 (IGF) - B1-104 (IGF1) Always Below 1 Ω
      B27-2 (IGF) - B1-104 (IGF1) Always Below 1 Ω
      B28-2 (IGF) - B1-104 (IGF1) Always Below 1 Ω
      B23-3 (IGT1) or B1-40 (IGT1) - Body ground Always 10 kΩ or higher
      B24-3 (IGT2) or B1-39 (IGT2) - Body ground Always 10 kΩ or higher
      B25-3 (IGT3) or B1-38 (IGT3) - Body ground Always 10 kΩ or higher
      B26-3 (IGT4) or B1-37 (IGT4) - Body ground Always 10 kΩ or higher
      B27-3 (IGT5) or B1-36 (IGT5) - Body ground Always 10 kΩ or higher
      B28-3 (IGT6) or B1-35 (IGT6) - Body ground Always 10 kΩ or higher
      B23-2 (IGF) or B1-104 (IGF1) - Body ground Always 10 kΩ or higher
      B24-2 (IGF) or B1-104 (IGF1) - Body ground Always 10 kΩ or higher
      B25-2 (IGF) or B1-104 (IGF1) - Body ground Always 10 kΩ or higher
      B26-2 (IGF) or B1-104 (IGF1) - Body ground Always 10 kΩ or higher
      B27-2 (IGF) or B1-104 (IGF1) - Body ground Always 10 kΩ or higher
      B28-2 (IGF) or B1-104 (IGF1) - Body ground Always 10 kΩ or higher

    Result: 

    OK 

    REPLACE ECM 

    (Refer to REMOVAL [12/2015 - 08/2016] )

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  5. INSPECT IGNITION COIL ASSEMBLY (GROUND CIRCUIT) 
    1. Disconnect the ignition coil assembly connectors.
      GTY730973Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance (Check for Open)

      Tester Connection Condition Specified Condition
      B23-4 (GND) - Body ground Always Below 1 Ω
      B24-4 (GND) - Body ground Always Below 1 Ω
      B25-4 (GND) - Body ground Always Below 1 Ω
      B26-4 (GND) - Body ground Always Below 1 Ω
      B27-4 (GND) - Body ground Always Below 1 Ω
      B28-4 (GND) - Body ground Always Below 1 Ω
      TEXT IN ILLUSTRATION

      *a Front view of wire harness connector
      (to Ignition Coil Assembly)

    Result: 

    OK 

    REPAIR OR REPLACE HARNESS OR CONNECTOR (IGNITION COIL ASSEMBLY - IG2 RELAY) 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR (IGNITION COIL ASSEMBLY - BODY GROUND) 

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