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APP_w136 — L Pillar Cam Init Fault

Full alert identifier: APP_w136_lPillarCamInitFault

Alert description

When the Autopilot electronic control unit (ECU) boots, the left pillar camera is unable to initialize.

Potential impact

Autopilot features are unavailable or limited

Set condition

When the Autopilot ECU boots, communication cannot be established with the left pillar camera.

Clear condition

Communication issue is rectified with the left pillar camera, ECU is rebooted, and camera is initialized.

Signals to check

These diagnostic fields are associated with APP_w136. Check the alert's Payload in Service Mode Plus for available values.

Signal Unit
L Pillar Cam Deser Fault APP_sw136_lPillarCamDeserFault
0
NO I2C FAULT
1
I2C BUS FAULT
2
I2C SLAVE ADDR NACK
3
I2C DATA NACK
4
I2C UNKNOWN IOCTL ERR
—
L Pillar Cam I 2 Cbus Fault APP_sw136_lPillarCamI2CbusFault —
L Pillar Cam Sensor Fault APP_sw136_lPillarCamSensorFault
0
NO I2C FAULT
1
I2C BUS FAULT
2
I2C SLAVE ADDR NACK
3
I2C DATA NACK
4
I2C UNKNOWN IOCTL ERR
—
L Pillar Cam Ser Fault APP_sw136_lPillarCamSerFault
0
NO I2C FAULT
1
I2C BUS FAULT
2
I2C SLAVE ADDR NACK
3
I2C DATA NACK
4
I2C UNKNOWN IOCTL ERR
—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of APP_w136.

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