NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
6. REPLACE SUSPENSION CONTROL ECU
(a) Temporarily replace the suspension control ECU with a new or normally functioning one See: Relays and Modules/Relays and
Modules - Steering and Suspension/Relays and Modules - Suspension/Suspension Control Module/Service and Repair/Components.
(b) Check for DTCs See: Lighting and Horns/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes.
OK:
DTC B241B is not output.
NG -- REPLACE AFS ECU (HEADLIGHT SWIVEL ECU ASSEMBLY) See: Lighting and Horns/Headlamp/Headlamp
Alignment Control Module/Service and Repair/Components
OK -- END
Up to 08/2009
THEFT DETERRENT / KEYLESS ENTRY: ENGINE IMMOBILISER SYSTEM: B278A: Short to GND in Immobiliser System Power
Source Circuit
B278A - Short to GND in Immobiliser System Power Source Circuit
DESCRIPTION
This DTC is stored when the engine switch power source supply line is open or shorted.
WIRING DIAGRAM
INSPECTION PROCEDURE
NOTICE:
If the certification ECU (smart key ECU assembly) is replaced, register the key See: Accessories and Optional
Equipment/Antitheft and Alarm Systems/Testing and Inspection/Programming and Relearning/Engine Immobilizer System.
PROCEDURE
1. CHECK DTC OUTPUT
(a) Clear the DTCs See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Testing and Inspection/Reading and
Clearing Diagnostic Trouble Codes/Engine Immobiliser System.
(b) Recheck for DTCs See: Accessories and Optional Equipment/Antitheft and Alarm Systems/Testing and Inspection/Reading and
Clearing Diagnostic Trouble Codes/Engine Immobiliser System.
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