Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / ABS with EBD system / Open/B+ short circuit in abs motor relay
circuit
Toyota Corolla (E120): Open/B+ short circuit in abs motor relay circuit
Dtc c0273/13 open circuit in abs motor relay circuit
Dtc c0274/14 b+ short circuit in abs motor relay circuit
Other materials:
Engine (ignition) switch (vehicles
with a smart key system)
Performing the following
operations when carrying
the electronic key on your
person starts the engine or
changes engine switch
modes.
Starting the engine
1. Check that the parking brake
is set.
2. Check that the shift lever is in
P.
3. Firmly depress the brake
pedal.
and a message will be display ...
Circuit description
The p/t squib (rh) circuit consists of the airbag sensor assy center and seat
belt pretensioner (rh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0130/63 is recorded when a short is detected in the p/t squib (rh) circuit.
Wiring diagram
...
Pre–check
1. Diagnosis system
Release the parking brake lever.
check the warning lights.
When the ignition switch is turned on, check that the abs
warning light and brake warning light goes on for 3 sec.
Hint:
when the parking brake is applied or the level of the brake
fluid is low, the ...