Toyota Venza manuals

Toyota Venza: Detecting Vehicle Submersion (B2277)

DESCRIPTION

This DTC is stored when the submersion circuit monitor inside the power management control ECU detects a large amount of water.

DTC No.

DTC Detection Condition

Trouble Area

B2277

The submersion circuit monitor inside the power management control ECU detects a large amount of water.

Power management control ECU

CAUTION / NOTICE / HINT

NOTICE:

  • When the power management control ECU is replaced with a new one and the cable from the negative (-) battery terminal is connected, the power source mode becomes the on (IG) mode. When the battery is removed and reinstalled, the power source mode that was selected when the battery was removed is restored.

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTC (See page ).


(b) Turn the engine switch on (IG).

(c) After 330 seconds have elapsed, check if the DTC has been set again.

OK:

DTC B2277 is not output.

HINT:

If there are any signs that water was present, before replacing the power source control ECU, take measures to prevent any further water entry.


OK

USE SIMULATION METHOD TO CHECK


NG

REPLACE POWER MANAGEMENT CONTROL ECU

On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. CHECK POWER SOURCE MODE CHANGE FUNCTION (a) Check the function of the engine switch. (1) Check that power source mode changes in accordance with the conditions o ...

Lost Communication with ECM / PCM "A" (U0100)
DESCRIPTION The power management control ECU receives shift position information from 2 sources. It receives a shift position P signal from the shift lock control unit assembly via a direct line, ...

Other materials about Toyota Venza:

Floor mats
Use only floor mats designed specifically for vehicles of the same model and model year as your vehicle. Fix them securely in place onto the carpet. Insert the retaining hooks (clips) into the floor mat eyelets. Turn the upper knob of each retaining ho ...

Certification ECU Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Certification ECU Communication Stop Mode "Smart Access/Smart Key/Wireless Tuner" is not displayed on "CAN Bus Check&q ...

Data List / Active Test
DATA LIST / ACTIVE TEST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermitt ...

© 2016-2024 Copyright www.tovenza.com

0.136