P0890 TCM
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0890
Transmission Control Module
Power Relay Sense Circuit Low
Under the following diagnosis
conditions, the battery voltage
supplied to the TCM is less than
...
Blower fan on signal
Component Function Check
1.CHECK BLOWER FAN ON SIGNAL
With CONSULT
Turn ignition switch ON.
Select "AIR CONDITIONER" of "BCM" using CONSULT.
Select "FAN ON SIG" in "DATA MONITOR" mode, and check status under the
following condition.
Is the inspection result normal?
YES >> I ...