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

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Inspection procedure
1 Check p squib circuit(airbag sensor assy center – instrument panel passenger airbag assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connector between the airbag sensor assy center and the instrument panel ...

Circuit description
The vehicle speed sensor circuit is sent to cruise control ecu assy as a vehicle speed signal. For each rotation of the shaft, the vehicle speed sensor sends a signal through the combination meter assembly to the cruise control ecu assy (see the following chart). The cruise control ecu assy ...

Inspection procedure
1 Check ignition or starter switch assy Check the ignition switch, as shown in the illustration and table. Standard: 2 Check fuse (ecu–b) Remove the fuse from the instrument panel j/b.  check the continuity of the fuse. Standard: continuity 3 Check relay (m ...