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Toyota Corolla Repair Manual: Terminals of ecu

Problem symptoms table

Diagnostic trouble code chart
Hint: when the srs warning light remains lit up and the dtc is the normal code, this means a voltage source drops. This malfunction is not stored in memory by the airbag sensor ...

Problem symptoms table
Hint: proceed with troubleshooting of each circuit in the table below. Symptom Suspect area When the ignition switch is in the on position, the srs warning li ...

Other materials:

Inspection procedure
1 Check relay (marking: starter cut) Inspect the relay continuity, as shown in the illustration and table. Standard: 2 Check tvip ecu Disconnect the tvip ecu connector.  turn the ignition switch position to the start.  measure the voltage between the termina ...

Inspection
1. Thermostat Hint: the thermostat is numbered with the valve opening temperature. Immerse the thermostat in water and gradually heat the water.  check the valve opening temperature. Valve opening temperature: 80 to 84 c (176 to 183 f) Hint: if the valve opening temperatur ...

The ambient temperature does not display
Wiring diagram Inspection procedure 1 Inspect outer ambient temperature sensor Remove cooler (ambient temp. Sensor) thermistor.  measure resistance between terminals 1 and 2 of cooler (ambient temp. Sensor) thermistor connector at each temperature. Resistance: at 0 c (0 f) ...

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