DESCRIPTION
The headlight leveling ECU assembly stores this DTC if the sensor value received from the height control sensor is out of range when performing initialization of the headlight leveling ECU assembly; for example, the vehicle is not level or being jacked up.
DTC No. |
DTC Detecting Condition |
Trouble Area |
---|---|---|
B2452 |
Vehicle condition not specified when initializing |
|
CAUTION / NOTICE / HINT
NOTICE:
If the headlight leveling ECU assembly has been replaced, initialization of the
headlight leveling ECU assembly is necessary (See page
).
PROCEDURE
1. |
PERFORM INITIALIZATION |
(a) Perform initialization of the headlight leveling ECU assembly (See page
).
HINT:
|
2. |
RECHECK FOR DTC |
(a) Using the Techstream, recheck for DTCs.
Result |
Proceed to |
---|---|
DTC B2452 is not output. |
A |
DTC B2452 is output. |
B |
HINT:
If the headlight leveling ECU assembly stores DTC B2452 even though the ECU has been initialized as instructed, there may be a malfunction in the headlight leveling ECU assembly.
A | ![]() |
END |
B | ![]() |
REPLACE HEADLIGHT LEVELING ECU ASSEMBLY |
Fail-safe Chart
FAIL-SAFE CHART
If any of the following DTCs are stored, the ECM enters fail-safe mode to allow
the vehicle to be driven temporarily or stops fuel injection.
DTC Code
Component
Fail-Safe Operation
Fail-Safe Deact ...
ACIS Control Circuit
DESCRIPTION
This circuit opens and closes the Intake Air Control Valve (IACV) in response
to the engine load in order to increase the intake efficiency (ACIS: Acoustic Control
Induction System).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspe ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Perform troubleshooting in accordance with the following flowchart.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...