DTC Code | DTC Name |
---|---|
P0867-876 | Transmission Fluid Pressure |
P0867-878 | Transmission Fluid Pressure |
P0867-882 | Transmission Fluid Pressure |
P0989-899 | Transmission Fluid Pressure Sensor / Switch "E" Circuit Low |
DESCRIPTION
For a description of the hybrid vehicle transmission assembly, Click here.
DTC No. | INF Code | DTC Detection Condition | Trouble Area |
---|---|---|---|
P0867 | 876 |
|
|
P0867 | 878 |
|
|
P0867 | 882 |
|
|
P0989 | 899 | If P0867 is set, P0989-899 (pressure switch 3 malfunction (low)) is confirmed. (If P0867-882 is set due to a low line pressure malfunction, P0989-899 will not be detected.) (1 trip detection logic / 2 trip detection logic) |
Tech Tips
The ST-on state is a state that occurs when the READY indicator in the combination meter blinks after the power switch is pressed with the brake pedal depressed.
WIRING DIAGRAM
Tech Tips
For a wiring diagram of the oil pump motor circuit, Click here and Click here.
INSPECTION PROCEDURE
PROCEDURE
CHECK DTC OUTPUT (HV)
Connect the intelligent tester to the DLC3.
Turn the power switch on (IG).
Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.
Check if DTCs are output.
Result | ||||||
---|---|---|---|---|---|---|
|
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 |
CHECK CONNECTOR CONNECTION CONDITION (HYBRID VEHICLE CONTROL ECU CONNECTOR)
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 |
CHECK CONNECTOR CONNECTION CONDITION (TRANSMISSION WIRE CONNECTOR)
Check the connection of the transmission wire connector.
OK |
---|
The connector is connected securely and there are no contact problems. |
NG |
CONNECT SECURELY |
OK |
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.
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 each connector, 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 |
CHECK FUSIBLE LINK BLOCK ASSEMBLY (OIL PMP)
Check if there is an open circuit in the fusible link (OIL PMP) in the engine room No. 1 junction block.
OK |
---|
There is no open circuit in the fusible link (OIL PMP). |
NG |
REPLACE FUSIBLE LINK BLOCK ASSEMBLY |
OK |
CHECK HYBRID VEHICLE TRANSMISSION ASSEMBLY (SP SOLENOID VALVE, PRESSURE SWITCH 3)
Disconnect connector E58 from the hybrid vehicle control ECU.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | ||||||
---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
Result | ||||||||
---|---|---|---|---|---|---|---|---|
|
B |
CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION WIRE) Click here |
C |
CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION WIRE) Click here |
A |
CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - OIL PUMP MOTOR CONTROLLER)
Turn the power switch off.
Disconnect connector A76 from the hybrid vehicle control ECU.
Disconnect connector A80 from the oil pump motor controller.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
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.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
CHECK RELAY (OIL PMP)
Remove the OIL PMP relay from the engine room No. 5 relay block.
Measure the resistance according to the value(s) in the table below.
Standard resistance | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPLACE RELAY (OIL PMP) Click here |
OK |
CHECK OIL WITH MOTOR PUMP ASSEMBLY
Disconnect the connectors from the oil pump motor controller.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NG |
REPLACE OIL WITH MOTOR PUMP ASSEMBLY Click here |
OK |
CHECK OIL PUMP MOTOR CONTROLLER (POWER SOURCE CIRCUIT)
Turn the power switch off.
Disconnect connector A80 from the oil pump motor controller.
Install the OIL PMP relay to the engine room No. 5 relay block.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | ||||||
---|---|---|---|---|---|---|
|
Turn the power switch off.
Remove the OIL PMP relay from the engine room No. 5 relay block.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | |||||||||
---|---|---|---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
Disconnect connector A76 from the hybrid vehicle control ECU.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | ||||||
---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
READ VALUE USING INTELLIGENT TESTER (LINE PRESS)
Connect connector A76 to the hybrid vehicle control ECU.
Disconnect the transmission wire connector.
Turn the power switch on (IG).
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.
Select the following menu items: Powertrain / Hybrid Control / Data List / Line Pressure.
Read the data list.
OK | ||||||||
---|---|---|---|---|---|---|---|---|
|
NG |
CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION WIRE) Click here |
OK |
CLEAR DTC
Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.
Read and record the DTCs and freeze frame data.
Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.
Clear DTCs and freeze frame data.
NEXT |
READ VALUE USING INTELLIGENT TESTER (LINE PRESS SOL, B2 OIL PRESS, LINE PRESS)
Connect the intelligent tester to the DLC3.
Turn the power switch on (IG).
Select the following menu items: Powertrain / Hybrid Control / Data List / Line Pressure Solenoid, B2 Oil Pressure, Line Pressure.
Check the data list items for approximately 8 seconds after pressing the power switch with the brake pedal depressed.
Intelligent Tester | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Result | ||||||||
---|---|---|---|---|---|---|---|---|
|
B |
CHECK CONNECTOR CONNECTION CONDITION (PB3 OIL PRESSURE SWITCH) Click here |
C |
REPLACE HYBRID VEHICLE TRANSMISSION ASSEMBLY Click here |
A |
SIMULATION TEST (OIL PUMP MOTOR)
Turn the power switch on (IG).
Select the following menu items: Powertrain / Hybrid Control / Active Test / Activate the Oil Pump (500rpm), Activate the Oil Pump (1000rpm).
Select the following menu items: All Data / OPM Revolution.
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 |
SIMULATION TEST (HYBRID VEHICLE TRANSMISSION ASSEMBLY)
Select the following menu items: Powertrain / Hybrid Control / Data List / Line Pressure, Line Pressure Solenoid.
Turn the power switch on (READY).
10 seconds later, read the data list.
OK |
---|
"Line Pressure" remains OFF when "Line Pressure Solenoid" is ON. |
Select the following menu items: Powertrain / Hybrid Control / Trouble Codes.
Check if DTCs are output.
OK |
---|
DTCs are not output. |
Select the following menu items: Powertrain / Hybrid Control / Active Test / Control the Shift Position.
Select the following menu items: All Data / B1 Oil Pressure, B2 Oil Pressure, Line Pressure, Line Pressure Solenoid.
Perform the "Control the Shift Position" active test.
Switch the shift position between "Lo" and "Hi" several times using the "Control the Shift Position" active test.
OK | |||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
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 |
CHECK FOR INTERMITTENT PROBLEMS
Check for intermittent problems Click here.
NG |
REPAIR OR REPLACE MALFUNCTIONING PARTS, COMPONENT AND AREA |
OK |
CHECK FLUID LEAKS
Check for fluid leaks from the hybrid vehicle transmission assembly.
OK |
---|
There are no fluid leaks. |
NG |
REPAIR OR REPLACE HYBRID VEHICLE TRANSMISSION ASSEMBLY Click here |
OK |
CHECK CONNECTOR CONNECTION CONDITION (PB3 OIL PRESSURE SWITCH)
Remove the oil strainer assembly Click here.
Check the connection of the PB3 oil pressure switch connector.
Result |
---|
The connector is connected securely and there are no contact problems. |
NG |
CONNECT SECURELY |
OK |
CHECK HARNESS AND CONNECTOR (TRANSMISSION WIRE)
Disconnect the transmission wire connector.
Disconnect the connector from the PB3 oil pressure switch.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | ||||||
---|---|---|---|---|---|---|
|
Note
Turning the power switch on (IG) with the transmission wire connector disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | ||||||
---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
NG |
REPLACE TRANSMISSION WIRE Click here |
OK |
REPLACE PB3 OIL PRESSURE SWITCH Click here
CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION WIRE)
Disconnect the transmission wire connector.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | ||||||
---|---|---|---|---|---|---|
|
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.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | ||||||
---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
CHECK CONNECTOR CONNECTION CONDITION (PB3 OIL PRESSURE SWITCH)
Remove the oil strainer assembly Click here.
Check the connection of the PB3 oil pressure switch connector.
Result |
---|
The connector is connected securely and there are no contact problems. |
NG |
CONNECT SECURELY |
OK |
CHECK HARNESS AND CONNECTOR (TRANSMISSION WIRE)
Disconnect the transmission wire connector.
Disconnect the connector from the PB3 oil pressure switch.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | ||||||
---|---|---|---|---|---|---|
|
Note
Turning the power switch on (IG) with the transmission wire connector disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | ||||||
---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
NG |
REPLACE TRANSMISSION WIRE Click here |
OK |
REPLACE PB3 OIL PRESSURE SWITCH Click here
CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION WIRE)
Disconnect the transmission wire connector and disconnect connector E58 from the hybrid vehicle control ECU.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | ||||||
---|---|---|---|---|---|---|
|
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.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | ||||||
---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
REPLACE HYBRID VEHICLE TRANSMISSION ASSEMBLY Click here
CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION WIRE)
Disconnect the transmission wire connector.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | ||||||
---|---|---|---|---|---|---|
|
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.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | ||||||
---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
OK |
REPLACE HYBRID VEHICLE CONTROL ECU Click here
CHECK CONNECTOR CONNECTION CONDITION (PB3 OIL PRESSURE SWITCH)
Remove the oil strainer assembly Click here.
Check the connection of the PB3 oil pressure switch connector.
Result |
---|
The connector is connected securely and there are no contact problems. |
NG |
CONNECT SECURELY |
OK |
CHECK HARNESS AND CONNECTOR (TRANSMISSION WIRE)
Disconnect the transmission wire connector.
Disconnect the connector from the PB3 oil pressure switch.
Turn the power switch on (IG).
Measure the voltage according to the value(s) in the table below.
Standard voltage | ||||||
---|---|---|---|---|---|---|
|
Note
Turning the power switch on (IG) with the transmission wire connector disconnected causes other DTCs to be stored. Clear the DTCs after performing this inspection.
Turn the power switch off.
Measure the resistance according to the value(s) in the table below.
Standard resistance (Check for open) | ||||||
---|---|---|---|---|---|---|
|
Standard resistance (Check for short) | ||||||
---|---|---|---|---|---|---|
|
NG |
REPLACE TRANSMISSION WIRE Click here |
OK |
REPLACE PB3 OIL PRESSURE SWITCH Click here