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TRANSMISSION - EATX
P1687-NO COMMUNICATION WITH THE MIC —
TEST
4
Ignition on, engine not running.
With the DRBIII , erase Transmission DTC's.
Start the engine in park.
With the DRBIII , read Transmission DTC's.
Is the DTC, P1687- No Communication with the MIC, present?
Yes → Replace the Transmission Control Module per the Service Infor-
→ Test Complete.
No
5
The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring while checking for shorted and open circuits.
With the DRBIII , check the EATX EVENT DATA to help identify the conditions in
which the DTC was set.
Were there any problems found?
Yes → Repair as necessary.
→ Test Complete.
No
ACTION
mation. WITH THE DRBIII PERFORM QUICK LEARN AND
REPROGRAM PINION FACTOR.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
Continued
132
APPLICABILITY
All
All
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