Toyota Venza manuals

Toyota Venza: Height Control Sensor Malfunction (B2416)

Toyota Venza Service Manual / Lighting (ext) / Lighting System / Height Control Sensor Malfunction (B2416)

DESCRIPTION

The DTC is stored when the headlight leveling ECU assembly detects malfunctions in the rear height control sensor sub-assembly RH power source or rear height control sensor sub-assembly RH.

DTC No.

DTC Detecting Condition

Trouble Area

B2416

  • Malfunction in rear height control sensor sub-assembly RH
  • Open or short in rear height control sensor sub-assembly RH power source circuit
  • Rear height control sensor sub-assembly RH
  • Harness or connector
  • Headlight leveling ECU assembly

WIRING DIAGRAM


CAUTION / NOTICE / HINT

NOTICE:

If either of the following is performed, initialization of the headlight leveling ECU assembly is necessary (See page ).


  • Replacement of the headlight leveling ECU assembly.
  • Replacement or removal/installation of the rear height control sensor sub-assembly RH or work that changes the vehicle height such as replacement of suspension components.

PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs (See page ).


(b) Check for DTCs (See page ).


OK:

DTC B2416 is not output.


OK

USE SIMULATION METHOD TO CHECK


NG

2.

READ VALUE 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 / HL Auto Leveling / Data List.

(e) Read the display on the Techstream.

HL Auto Leveling

Tester Display

Measurement Item/Range

Normal Condition

Diagnostic Note

Height Sens Pw Supply Val

Height control sensor power supply value / 0.00 to 5.00 V

Approx. 5 V

-

OK:

Normal condition listed above is displayed.


OK

REPLACE HEADLIGHT LEVELING ECU ASSEMBLY


NG

3.

INSPECT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY RH

(a) Remove the rear height control sensor sub-assembly RH (See page ).


(b) Inspect the rear height control sensor sub-assembly RH (See page ).



NG

REPLACE REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY RH


OK

4.

CHECK HARNESS AND CONNECTOR (HEADLIGHT LEVELING ECU ASSEMBLY - HEIGHT CONTROL SENSOR RH)

(a) Disconnect the A40 headlight leveling ECU assembly connector.

(b) Disconnect the N1 rear height control sensor sub-assembly RH connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

A40-12 (SBR) - N1-3 (SHB)

Always

Below 1 Ω

A40-21 (SGR) - N1-1 (SHG)

Always

Below 1 Ω

A40-12 (SBR) - Body ground

Always

10 kΩ or higher

A40-21 (SGR) - Body ground

Always

10 kΩ or higher


OK

REPLACE HEADLIGHT LEVELING ECU ASSEMBLY


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

Rear Height Control Sensor (B241A)
DESCRIPTION The headlight leveling ECU assembly receives signals indicating the height of the vehicle from the rear height control sensor sub-assembly RH. DTC No. DTC Detecti ...

Vehicle Speed Sensor Malfunction (B2415)
DESCRIPTION The AFS ECU (headlight swivel ECU assembly) receives signals indicating the front right wheel speed from the skid control ECU using CAN communication. DTC No. DTC ...

Other materials about Toyota Venza:

Removal
REMOVAL PROCEDURE 1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See page ). 2. REMOVE UPPER CONSOLE PANEL SUB-ASSEMBLY (w/o Seat Heater Syste ...

Installation
INSTALLATION PROCEDURE 1. INSTALL AIR CONDITIONING UNIT ASSEMBLY (a) Install the air conditioning unit assembly with the 3 nuts. Torque: 9.8 N·m {100 kgf·cm, 87 in·lbf} NOTICE: Tighten the nuts in the order shown in the illustration to install the ...

Front Passenger Side Door ECU Communication Stop (B2322)
DESCRIPTION This DTC is stored when LIN communication between the power window regulator motor assembly (for front passenger side) and main body ECU (driver side junction block assembly) stops for more than 10 seconds. DTC No. DTC D ...

© 2016-2019 Copyright www.tovenza.com

0.2193