FixVault

DTC P0886 - TCM Power Relay Control Circuit Low

DTC DESCRIPTION P0886 - TCM POWER RELAY CONTROL CIRCUIT LOW

Description:  This DTC sets when the ISP-R circuit indicates the ignition is in the OFF, ACC, or LOCK position, and the amount of time the TCM remains powered through the TCM power relay exceeds a predetermined amount of time.
Possible Causes: 
  • TCMRC circuit short to ground
Diagnostic Aids: 
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST BB .