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:
Lost Communication with Power Source Control (B278C)
DESCRIPTION
This DTC is stored when LIN communication between the certification ECU (smart
key ECU assembly) and power management control ECU stops for more than 10 seconds.
DTC Code
DTC Detection Condition
Trouble Area
...
Occupant Classification Sensor Power Supply Circuit Malfunction (B1793)
DESCRIPTION
The occupant classification sensor power supply circuit consists of the occupant
classification ECU and occupant classification sensors.
DTC B1793 is recorded when a malfunction is detected in the occupant classification
sensor power supply c ...
Removal
REMOVAL
PROCEDURE
1. REMOVE INSTRUMENT PANEL SAFETY PAD ASSEMBLY
(See page )
2. REMOVE NO. 1 ANTENNA CORD SUB-ASSEMBLY
(a) Disengage the 7 clamps and remove the No. 1 antenna cord sub-assembly.
3. REMOVE ROOF HEADLINING ASSEMBLY
(See page )
4. REMO ...
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