P1698

Tests 1 - 2:

Tests 3 - 7:

Test 8:

SYMPTOM
P1698 NO CCD MESSAGES FROM TCM

WHEN MONITORED
With the engine running.

SET CONDITION
No CCD messages are received from the TCM for 10 seconds.

POSSIBLE CAUSES
- DRB does not show bus operational
- No possible causes remaining
- CCD Bus (+) circuit open
- CCD Bus (- ) circuit open
- Powertrain control module
- Transmission control module
- Wiring harness observable defect