P1694

Test 1 Through 3:

Test 4 Through 5:

Symptom:
P1694 NO CCD MESSAGE FROM PCM

When Monitored and Set Condition:
P1694 NO CCD MESSAGE FROM PCM

When Monitored: Continuously with Key On.

Set Condition: No CCD Bus messages received from PCM for 20 seconds or invalid messages received for 20 seconds.

POSSIBLE CAUSES:
CCD BUSH BETWEEN PCM & TCM OPEN
CCD BUS(+) BETWEEN PCM & TCM OPEN
TRANSMISSION CCD BUS WIRING DAMAGED
TCM DEFECTIVE - CCD BUS OPEN