Specifications

Symptom List:
P2204-TORQUE REDUCTION MESSAGE FROM TCM - CAN PLAU-
SIBILITY
P2204-TORQUE REDUCTION MESSAGE FROM TCM - ENGINE
STOP
P2204-TORQUE REDUCTION MESSAGE FROM TCM - MESSAGE
ERROR
P2204-TORQUE REDUCTION MESSAGE FROM TCM - MESSAGES
MISSING
P2204-TORQUE REDUCTION MESSAGE FROM TCM - PLAUSIBIL-
ITY
P2204-TORQUE REDUCTION MESSAGE FROM TCM - TCM DTC #1
P2204-TORQUE REDUCTION MESSAGE FROM TCM - TCM DTC #2
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be P2204-TORQUE REDUCTION
MESSAGE FROM TCM - CAN PLAUSIBILITY.
POSSIBLE CAUSES
ENGINE CONTROL MODULE
TCM DTCS
VERIFY TCM COMMUNICATION
INTERMITTENT CONDITION
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt attempt to communicate with the TCM.
NOTE: If there are other DTCs set with this DTC, refer to the Symptom List
and repair other stored ECM DTCs before diagnosing this DTC.
Is the TCM communicating with the DRB?
All
Yes → Go To 2
No → Refer to the appropriate symptom in the Body Diagnostic Infor-
mation.
Perform BODY VERIFICATION TEST - VER 1.
2 Turn the ignition on.
With the DRBIIIt, read the TCM DTCs.
Are there any TCM DTCs?
All
Yes → Refer to symptom list for problems related to TCM.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 3
182
DRIVEABILITY - DIESEL