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P1890 Diagnostic Trouble Code Discussion for May 2009

CVT Speed Control Malfunction


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Trouble Ticket Help Requests for DTC P1890
Help Request Posted
2000 Cadillac Catera 3.0L MIL Lamp on VIN: W06VR54R8Y
P1890: ECM Data Input Circuit Malfunction. Sport light flashing, Mil on in limp home mode when fault is present, cycle the key and fault and codes are gone! all tests for these codes listed in Mitchel lead to no fault found!!
May 06, 2009
2000 Cadillac Catera 3.0L MIL Lamp on VIN: W06VR54R8Y
P1890: ECM Data Input Circuit Malfunction. Sport light flashing, Mil on in limp home mode when fault is present, cycle the key and fault and codes are gone! all tests for these codes listed in Mitchel lead to no fault found!!
May 06, 2009