Toyota Venza: Power Assist Systems
- Power Steering Ecu
- Power Steering System
- Parts Location
- Precaution
- System Diagram
- How To Proceed With Troubleshooting
- System Description
- Calibration
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Freeze Frame Data
- Data List / Active Test
- Fail-safe Chart
- Diagnostic Trouble Code Chart
- On-vehicle Inspection
- Lost Communication with ECM / PCM "A" (U0100,U0129)
- Assist Map Number Mismatch (C1582)
- PIG Power Supply Voltage Malfunction (C1552)
- Assist Map Number Un-Writing (C1581)
- IG Power Supply Voltage Malfunction (C1551)
- Motor Rotation Angle Sensor Malfunction (C1528)
- Vehicle Speed Signal Malfunction (C1541)
- Motor Circuit Malfunction (C1522-C1555)
- Torque Sensor Zero Point Adjustment Incomplete (C1516,C1526)
- Motor Circuit Malfunction (C1521,C1531-C1534,C1554)
- Torque Sensor Circuit Malfunction (C1511-C1514,C1517)
- Torque Sensor Zero Point Adjustment Undone (C1515,C1525)
- PS Warning Light Remains ON
Power Management Control Ecu
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT DOOR SCUFF PLATE RH
2. REMOVE COWL SIDE TRIM SUB-ASSEMBLY RH
3. REMOVE NO. 2 INSTRUMENT PANEL UNDER COV ...
Other materials about Toyota Venza:
Inspection
INSPECTION
PROCEDURE
1. INSPECT GENERATOR PULLEY WITH CLUTCH
(a) Hold the center of the pulley, and confirm that the outer ring turns
counterclockwise and does not turn clockwise.
Text in Illustration
*1
...
Dtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC (CHECK USING TECHSTREAM)
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Navigation System / Trouble
Codes.
(e) Chec ...
ECU Power Source Circuit
DESCRIPTION
When the ignition switch is turned to ON, voltage from the ECM's MREL terminal
is applied to the EFI MAIN relay. This causes the contacts of the EFI MAIN relay
to close, which supplies power to terminal +B of the TCM.
WIRING DIAGRAM
PR ...
0.1167