Description
The oil pressure warning lamp remains illuminated while the engine is running (normal oil pressure).
Diagnosis Procedure
Regarding Wiring Diagram information, refer to MWI-87, "Wiring Diagram".
1.CHECK OIL PRESSURE WARNING LAMP
Perform IPDM E/R auto active test. Refer to PCS-11, "Diagnosis Description".
2.CHECK IPDM E/R OUTPUT VOLTAGE
Turn ignition switch OFF.
Disconnect the oil pressure switch connector.
Turn ignition switch ON.
Check voltage between the oil pressure switch harness connector F41 terminal 1 and ground.

3.CHECK OIL PRESSURE SWITCH
Perform a unit check for the oil pressure switch. Refer to MWI-42, "Component Inspection".
4.CHECK OIL PRESSURE SWITCH SIGNAL CIRCUIT
Check the oil pressure switch signal circuit. Refer to MWI-42, "Diagnosis Procedure".
The oil pressure warning lamp does not turn on
The parking brake release warning continues displaying, or does not displayBody control system
System Description
OUTLINE
ECU DIAGNOSIS INFORMATION controls the various electrical
components. It inputs the information required to
the control from CAN communication and the signal received from each switch
and sensor.
BCM has combination switch reading function for reading the
...
Lock-up and select control system
System Diagram
System Description
The torque converter clutch piston in the torque converter is
engaged to eliminate torque converter slip to
increase power transmission efficiency.
The torque converter clutch control valve operation is controlled
by the torque converte ...
B2602 shift position
Description
BCM confirms the shift position with the following 2
signals.
CVT selector lever
Speed signal from meter
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B2602 is displayed with DTC
U1000, first perform the trouble diagnosis for DTC U1000. Refer ...