Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / ABS with EBD system / Pump motor is locked/open circuit in pump motor ground

Toyota Corolla (E120): Pump motor is locked/open circuit in pump motor ground

Dtc c1251/51 pump motor is locked/open circuit in pump motor ground

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Circuit description
In the diagram below, when the engine is cranked, current flows from terminal st2 of the ignition switch to the starter relay coil and also current flows to terminal sta of the ecm (sta signal). When the sta signal and ne signal are input to the ecm, tr is turned on, current flows to the c ...

Inspection procedure
1 Reconfirm dtc Check the dtc 2 Inspect skid control ecu connector securely connected 3 Inspect skid control ecu connector(ig1 terminal voltage) In case of using hand–held tester:  check the voltage condition output from the ecu displayed on the hand–held tester. O ...

Cassette tape cannot be ejected
Wiring diagram Wiring diagram 1 Check if radio auto–search functions properly Check if the radio auto–search function properly.  Perform the auto–research of the radio and check that the operation is normal. Standard: malfunction disappear. 2 Press ”eject” and ...