Toyota Corolla Repair Manual: Circuit description

Toyota Corolla Repair Manual / Diagnostics / ABS with EBD system / Malfunction in abs ecu / Circuit description

Hint:

Hint

: there is a case that hand–held tester cannot be used when ecu is abnormal.

Wiring diagram

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: ...

Other materials:

Towing with a wheel-lift type truck
► From the front Release the parking brake. ► From the rear Use a towing dolly under the front wheels. Vehicles without a smart key system: When not using a towing dolly, turn the engine switch to the “ACC” position and shift the shift lever to N. Vehicles with a smart key sys ...

Wireless remote control/electronic key battery
Replace the battery with a new one if it is depleted. You will need the following items: ● Flathead screwdriver ● Small flathead screwdriver ● Lithium battery CR2016 (vehicles without a smart key system), or CR2032 (vehicles with a smart key system) Replacing the battery &# ...

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 ...