Antitheft Password Valid Indicator — Data Erratic, Intermittent, or Incorrect
|Fault Code: 269
Antitheft Password Valid Indicator — Data Erratic, Intermittent, or Incorrect. Engine ignition attempt without authorization from immobilizer anti-theft device.
The engine will not start.
Circuit: Antitheft Password
The immobilizer anti-theft device is connected to the primary engine Electronic Control Module (ECM) through a J1939 datalink network.
Messages sent from the immobilizer anti-theft device are received by the Cummins engine ECM and used for controlling the anti-theft features. The Cummins ECM and immobilizer anti-theft device must be configured properly so that proper operation of the multiplexed components will occur.
The engine ECM is located on the intake side of the engine. The J1939 datalink wiring and location of OEM installed J1939 devices varies by OEM. The immobilizer anti-theft device is installed by the OEM.
This fault code is active when the immobilizer anti-theft device has not been deactivated. The engine will not start until proper authorization has been activated.
On-Board Diagnostics (OBD) Information:
- The ECM illuminates the appropriate amber or red fault lamp when the diagnostic runs and fails
- The ECM turns off the appropriate fault lamp when the diagnostic runs and passes.