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 |
|
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
If either of the following is performed, initialization of the headlight leveling
ECU assembly is necessary (See page ).
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 |
|
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 |
|
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 |
|
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 |
Precaution
PRECAUTION
1. INITIALIZATION
NOTICE:
Perform the Registration (VIN registration) when replacing the ECM (See page
).
HINT:
Reset memory or initialization cannot be completed by only disconnecting and
reconnecting the cable of the negative (-) battery ...
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repair" after replacing the camshaft, No. 2 camshaft,
camshaft timing gear assembly, camshaft timing exhaust gear assembly or cylinder
head sub-assembly (See page ).
PROCED ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY
NOTICE:
Do not disassemble the retractor.
(a) Before installing the front seat outer belt assembly, check the ELR.
(1) When the inclination of the retractor is 15° or less, check that the ...