HYBRID CONTROL SYSTEM, Diagnostic DTC:P0867-880

DTC Code DTC Name
P0867-880 Transmission Fluid Pressure

DESCRIPTION

For a description of the hybrid vehicle transmission assembly, Click here.

DTC No. INF Code DTC Detection Condition Trouble Area
P0867 880 After DTC P0868 is detected, the hybrid vehicle control ECU cannot confirm that the line pressure is forcibly applied.

  • Wire harness or connector

  • Hybrid vehicle transmission assembly

  • Oil with motor pump assembly

  • Hybrid vehicle control ECU

  • Fusible link block assembly

  • Relay (OIL PMP)

WIRING DIAGRAM

Refer to the wiring diagram for DTC P0867-876 Click here.

PROCEDURE


  1. CHECK DTC OUTPUT (HV)


    1. Connect the intelligent tester to the DLC3.

    2. Turn the power switch on (IG).

    3. Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.

    4. Check if DTCs are output.

      Result
      Result Proceed to
      P0867-880 only is output. A
      Any of the following DTCs are also output. B
      DTC No. Relevant Diagnosis
      P0C29-865 Auxiliary Transmission Fluid Pump Driver Circuit Performance
      P0C2C-888, 889 Auxiliary Transmission Fluid Pump Control Module Feedback Signal Range / Performance
      P0C2D-858 Auxiliary Transmission Fluid Pump Control Module Feedback Signal Low
      P0C2E-859 Auxiliary Transmission Fluid Pump Control Module Feedback Signal High
      P2720-852 Pressure Control Solenoid Circuit Low Voltage
      P2721-853 Pressure Control Solenoid Circuit High Voltage
      P2797-881 Auxiliary Transmission Fluid Pump Control Performance

    B

    GO TO DTC CHART Click here

    A

  2. CHECK CONNECTOR CONNECTION CONDITION (HYBRID VEHICLE CONTROL ECU CONNECTOR)


    1. Turn the power switch off.

    2. Check the connections of the hybrid vehicle control ECU connectors.

      OK
      The connectors are connected securely and there are no contact problems.

    NG

    CONNECT SECURELY

    OK

  3. CHECK CONNECTOR CONNECTION CONDITION (TRANSMISSION WIRE CONNECTOR)


    1. Check the connection of the transmission wire connector.

      OK
      The connector is connected securely and there are no contact problems.

    NG

    CONNECT SECURELY

    OK

  4. CHECK CONNECTOR CONNECTION CONDITION (OIL PUMP MOTOR CONTROLLER CONNECTOR)

    Note

    Before disconnecting the connectors, confirm that they are properly connected by checking that the locking claws are engaged and that the connectors cannot be pulled out.


    1. A000V7FE04
      *1 Oil Pump Motor Controller

      Check the connections of the oil pump motor controller connectors.

      OK
      The connectors are connected securely and there are no contact problems.

      Tech Tips

      For connector A, when connecting it, insert it with the locking lever in the raised position. Rotate the lever downward and make sure that the connector is pulled into its socket. When the locking lever is in its fully closed position, a click will be heard as its locking claws engage. After the click is heard, pull up on the connector to confirm that it is properly connected.


    NG

    CONNECT SECURELY

    OK

  5. CHECK FUSIBLE LINK BLOCK ASSEMBLY (OIL PMP)


    1. Check if there is an open circuit in the fusible link (OIL PMP) in the engine room No. 1 junction block.

      A000W5ME02
      *1 Engine Room No. 1 Junction Block
      *2 for LHD:
      *3 for RHD:
      *4 OIL PMP
      OK
      There is no open circuit in the fusible link.

    NG

    REPLACE FUSIBLE LINK BLOCK ASSEMBLY

    OK

  6. CHECK HYBRID VEHICLE TRANSMISSION ASSEMBLY (SP SOLENOID)


    1. A000VW7E02
      *1 Rear view of wire harness connector: (to Hybrid Vehicle Control ECU)
      *2 SP

      Disconnect connector E58 from the hybrid vehicle control ECU.

    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance
      Tester Connection Condition Specified Condition
      E58-8 (SP) - Body ground 20°C (68° F) 11 to 15 Ω

    NG

    CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION WIRE) Click here

    OK

  7. CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - OIL PUMP MOTOR CONTROLLER)


    1. A000WKWE02
      *1 Rear view of wire harness connector: (to Hybrid Vehicle Control ECU)
      *2 Front view of wire harness connector: (to Oil Pump Motor Controller)

      Turn the power switch off.

    2. Disconnect connector A76 from the hybrid vehicle control ECU.

    3. Disconnect connector A80 from the oil pump motor controller.

    4. Turn the power switch on (IG).

    5. Measure the voltage according to the value(s) in the table below.

      Standard voltage
      Tester Connection Switch Condition Specified Condition
      A76-32 (OPM1) - Body ground Power switch on (IG) Below 1 V
      A76-33 (OPST) - Body ground Power switch on (IG) Below 1 V

      Note

      Turning the power switch on (IG) with the hybrid vehicle control ECU and oil pump motor controller connectors disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.

    6. Turn the power switch off.

    7. Measure the resistance according to the value(s) in the table below.

      Standard resistance (Check for open)
      Tester Connection Switch Condition Specified Condition
      A76-32 (OPM1) - A80-6 (SI) Power switch off Below 1 Ω
      A76-33 (OPST) - A80-7 (OPST) Power switch off Below 1 Ω
      Standard resistance (Check for short)
      Tester Connection Switch Condition Specified Condition
      A76-32 (OPM1) - Body ground and other terminals Power switch off 10 kΩ or higher
      A76-33 (OPST) - Body ground and other terminals Power switch off 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  8. CHECK RELAY (OIL PMP)


    1. A000WWVE01
      *1 Engine Room No. 5 Relay Block
      *2 OIL PMP Relay

      Remove the OIL PMP relay from the engine room No. 5 relay block.

    2. A000WPYE01
      *1 OIL PMP Relay

      Measure the resistance according to the value(s) in the table below.

      Standard resistance
      Tester Connection Switch Condition Specified Condition
      1 - 2 Always 151 to 203 Ω
      3 - 5 Auxiliary battery voltage is not applied between terminals 1 and 2 10 kΩ or higher
      Auxiliary battery voltage is applied between terminals 1 and 2 Below 1 Ω

    NG

    REPLACE RELAY (OIL PMP) Click here

    OK

  9. CHECK OIL WITH MOTOR PUMP ASSEMBLY


    1. A000VJIE04

      Disconnect the connectors from the oil pump motor controller.

    2. Turn the power switch on (IG).

    3. Measure the voltage according to the value(s) in the table below.

      Standard voltage
      Tester Connection Switch Condition Specified Condition
      W - Body ground Power switch on (IG) Below 1 V
      U - Body ground Power switch on (IG) Below 1 V
      V - Body ground Power switch on (IG) Below 1 V
      OHW - Body ground Power switch on (IG) Below 1 V
      OHV - Body ground Power switch on (IG) Below 1 V
      OHU - Body ground Power switch on (IG) Below 1 V
      OIGH - Body ground Power switch on (IG) Below 1 V
      OHG - Body ground Power switch on (IG) Below 1 V

      Note

      Turning the power switch on (IG) with the oil pump motor controller connectors disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.

    4. Turn the power switch off.

    5. Measure the resistance according to the value(s) in the table below.

      Standard resistance (Check for open)
      Tester Connection Switch Condition Specified Condition
      W - U Power switch off Below 1 Ω
      W - V Power switch off Below 1 Ω
      Standard resistance (Check for short)
      Tester Connection Switch Condition Specified Condition
      W - Body ground Power switch off 10 kΩ or higher
      U - Body ground Power switch off 10 kΩ or higher
      V - Body ground Power switch off 10 kΩ or higher
      OHW - Body ground Power switch off 10 kΩ or higher
      OHV - Body ground Power switch off 10 kΩ or higher
      OHU - Body ground Power switch off 10 kΩ or higher
      OIGH - Body ground Power switch off 10 kΩ or higher
      OHG - Body ground Power switch off 10 kΩ or higher

    NG

    REPLACE OIL WITH MOTOR PUMP ASSEMBLY Click here

    OK

  10. CHECK OIL PUMP MOTOR CONTROLLER (POWER SOURCE CIRCUIT)


    1. Turn the power switch off.

    2. Disconnect connector A80 from the oil pump motor controller.

    3. A000WWVE01
      *1 Engine Room No. 5 Relay Block
      *2 OIL PMP Relay

      Install the OIL PMP relay to the engine room No. 5 relay block.

    4. Turn the power switch on (IG).

    5. A000WQXE01
      *1 Front view of wire harness connector: (to Oil Pump Motor Controller)

      Measure the voltage according to the value(s) in the table below.

      Standard voltage
      Tester Connection Switch Condition Specified Condition
      A80-5 (+B) - Body ground Power switch on (IG) 11 to 14 V

    6. Turn the power switch off.

    7. A000WWVE01
      *1 Engine Room No. 5 Relay Block
      *2 OIL PMP Relay

      Remove the OIL PMP relay from the engine room No. 5 relay block.

    8. A000X13E01
      *1 Engine Room No. 5 Relay Block
      *2 OIL PMP Relay
      *3 Front view of wire harness connector: (to Oil Pump Motor Controller)

      Measure the resistance according to the value(s) in the table below.

      Standard resistance (Check for open)
      Tester Connection Switch Condition Specified Condition
      Engine room No. 5 relay block OIL PMP Relay terminal 3 - A80-5 (+B) Power switch off Below 1 Ω
      Engine room No. 5 relay block OIL PMP Relay terminal 2 - Body ground Power switch off Below 1 Ω
      Standard resistance (Check for short)
      Tester Connection Switch Condition Specified Condition
      Engine room No. 5 relay block OIL PMP Relay terminal 3 - Body ground Power switch off 10 kΩ or higher
    9. A000VLEE01
      *1 Rear view of wire harness connector: (to Hybrid Vehicle Control ECU)
      *2 Engine Room No. 5 Relay Block
      *3 OIL PMP Relay

      Disconnect connector A76 from the hybrid vehicle control ECU.

    10. Turn the power switch off.

    11. Measure the resistance according to the value(s) in the table below.

      Standard resistance (Check for open)
      Tester Connection Switch Condition Specified Condition
      A76-24 (OPM2) - Engine room No. 5 relay block OIL PMP Relay terminal 1 Power switch off Below 1 Ω
      Standard resistance (Check for short)
      Tester Connection Switch Condition Specified Condition
      A76-24 (OPM2) or Engine room No. 5 relay block OIL PMP Relay terminal 1 - Body ground Power switch off 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  11. CLEAR DTC


    1. Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.

    2. Read and record the DTCs and freeze frame data.

    3. Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.

    4. Clear DTCs and freeze frame data.


    NEXT

  12. SIMULATION TEST (OIL PUMP MOTOR)


    1. Turn the power switch on (IG).

    2. Select the following menu items: Powertrain / Hybrid Control / Active Test / Activate the Oil Pump (500rpm), Activate the Oil Pump (1000rpm).

    3. Select the following menu items: All Data / OPM Revolution.

    4. Perform the "Activate the Oil Pump (500rpm)" and "Activate the Oil Pump (1000rpm)" Active Tests.

      Note

      Make sure that the auxiliary battery is not discharged.

      Tech Tips

      Do not use the "OPM Target Revolution" as a reference during the Active Test.

      OK
      For both the "Activate the Oil Pump (500rpm)" and "Activate the Oil Pump (1000rpm)" Active Tests, the value of "OPM Revolution" is almost the same as the corresponding Active Test speed.

    NG

    REPLACE OIL WITH MOTOR PUMP ASSEMBLY Click here

    OK

  13. SIMULATION TEST (HYBRID VEHICLE TRANSMISSION ASSEMBLY)


    1. Turn the power switch on (READY).

    2. Select the following menu items: Powertrain / Hybrid Control / Active Test / Control the Shift Position.

    3. Select the following menu items: All Data / B1 Oil Pressure, B2 Oil Pressure, Line Pressure, Line Pressure Solenoid.

    4. Perform the "Control the Shift Position" active test.

    5. Switch the shift position between "Lo" and "Hi" several times using the "Control the Shift Position" active test.

      OK
      Item Condition Specified Condition
      Data List
      B1 OIL PRESS B2 OIL PRESS LINE PRESS LINE PRESS SOL
      Control the Shift Position Lo OFF ON ON OFF
      Hi ON OFF ON OFF

      Note

      Transmission system DTCs may be set if the "Control the Shift Position" active test is canceled before it is completed.


    NG

    REPLACE HYBRID VEHICLE TRANSMISSION ASSEMBLY Click here

    OK

  14. CHECK FOR INTERMITTENT PROBLEMS


    1. Check for intermittent problems Click here.


    NG

    REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA

    OK

  15. CHECK FLUID LEAKS


    1. Check for fluid leaks from the hybrid vehicle transmission assembly.

      OK
      There are no fluid leaks.

    OK

    REPLACE HYBRID VEHICLE CONTROL ECU Click here

    NG

    REPAIR OR REPLACE HYBRID VEHICLE TRANSMISSION ASSEMBLY Click here

  16. CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION WIRE)


    1. A000XBPE02
      *1 Front view of wire harness connector: (to Transmission Wire)
      *2 SP
      *3 Rear view of wire harness connector: (to Hybrid Vehicle Control ECU)

      Disconnect the transmission wire connector.

    2. Turn the power switch on (IG).

    3. Measure the voltage according to the value(s) in the table below.

      Standard voltage
      Tester Connection Switch Condition Specified Condition
      E58-8 (SP) - Body ground Power switch on (IG) Below 1 V

      Note

      Turning the power switch on (IG) with the hybrid vehicle control ECU connector disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.

    4. Turn the power switch off.

    5. Measure the resistance according to the value(s) in the table below.

      Standard resistance (Check for open)
      Tester Connection Switch Condition Specified Condition
      E58-8 (SP) - E64-4 (SP) Power switch off Below 1 Ω
      Standard resistance (Check for short)
      Tester Connection Switch Condition Specified Condition
      E58-8 (SP) or E64-4 (SP) - Body ground and other terminals Power switch off 10 kΩ or higher

    OK

    REPLACE HYBRID VEHICLE TRANSMISSION ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR