Dodge Sprinter 2006 - No Response from Transmission Control Module

Symptom:
*NO RESP ON S E F ROM TRAN SMIS S ION CONTROL MOD ULE
POSSIBLE CAUSES
CH E CK P OWERS AND GROUN DS TO THE TRAN SMISSION CONTROL MODU LE
RADIO
K-TCM, RADIO CIRCUIT SH ORTE D TO GROUND
RADIO
K-TCM, RADIO CIRCUIT SH ORTE D TO VOLTAGE
K-TCM, RADIO CIRCUIT OP EN
TRANSMISSION CONTROL MODULE
TE S T ACTION AP PLICAB ILITY
1 Tur n th e ign it ion off.
Discon n ect t he Tr an sm ission Con t r ol Module ha r n ess con n ect or s.
Ch eck ea ch power a n d gr ou n d cir cu it to th e modu le.
Wer e an y pr oblem s fou n d?
All
Ye s → Refer to th e wir in g dia gr a m s loca t ed in t h e ser vice in for m a t ion t o
help isola t e an open or sh or t ed con dit ion . Repa ir as n ecessa r y.
Per for m N AG1 TRAN SMISSION VE RIF ICATION TE ST - VER 1.
No → Go To 2
2 Tur n th e ign it ion off.
Discon n ect t he TCM ha r n ess con n ect or s.
Discon n ect t he DRBIII" from t h e DLC.
Mea su r e th e resista n ce between gr ou n d a n d t h e K-TCM, RADIO cir cu it .
Is t h e resista n ce below 5.0 ohm s?
All
Ye s → Go To 3
No → Go To 4
3 Tur n th e ign it ion off.
Discon n ect t he Ra dio h a r ness con n ect or.
Mea su r e th e resista n ce between gr ou n d a n d t h e K-TCM, RADIO cir cu it .
Is t h e resista n ce below 5.0 ohm s?
All
Ye s → Repa ir t h e K-TCM, RADIO cir cu it for a sh or t to gr ou nd.
Per for m N AG1 TRAN SMISSION VE RIF ICATION TE ST - VER 1.
No → Repla ce th e Ra dio in accor da n ce wit h th e ser vice in for m a t ion .
Per for m N AG1 TRANSMISSION VERIF ICATION TE ST - VE R 1.
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COM M U N I CAT I ON