performing initialization of the AFS ECU (headlight swivel ECU assembly); for example, the vehicle is not level or being jacked up.
INSPECTION PROCEDURE
PROCEDURE
1. PERFORM INITIALIZATION
(a) Perform initialization of the AFS ECU (headlight swivel ECU assembly) See: Lighting and Horns/Testing and
Inspection/Programming and Relearning/Exterior Lighting System/Initialization.
HINT
* Before initializing, make sure that the vehicle condition is proper for initialization.
* Be sure to perform the initialization as instructed.
NEXT -- Continue to next step.
2. RECHECK FOR DTC
(a) Using the Techstream, recheck for DTCs.
Result:
HINT
If the AFS ECU (headlight swivel ECU assembly) stores B2452 even though the ECU has been initialized as instructed, there may
be a malfunction in the AFS ECU (headlight swivel ECU assembly).
B -- REPLACE AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY) See: Lighting and Horns/Headlamp/Headlamp
Alignment Control Module/Service and Repair/Components
A -- END
From 08/2009
LIGHTING (EXT): LIGHTING SYSTEM: B2452: Height Control Sensor Data Out of Range When Initializing
B2452 - Height Control Sensor Data Out of Range When Initializing
DESCRIPTION
The AFS ECU (headlight swivel ECU assembly) stores this DTC if the sensor value received from the height control sensor is out of range when
performing initialization of the AFS ECU (headlight swivel ECU assembly); for example, the vehicle is not level or being jacked up.
INSPECTION PROCEDURE
PROCEDURE
1. PERFORM INITIALIZATION
(a) Perform initialization of the AFS ECU (headlight swivel ECU assembly) See: Lighting and Horns/Testing and
Inspection/Programming and Relearning/Exterior Lighting System/Initialization.
HINT
* Before initializing, make sure that the vehicle condition is proper for initialization.
* Be sure to perform the initialization as instructed.
NEXT -- Continue to next step.
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