Toyota Corolla Repair Manual: Terminals of ecu

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:

How to proceed with troubleshooting
The hand–held tester can be used at step 3, 4, 5, 7, 10. 1 Vehicle brought to workshop 2 Customer problem analysis 3 Connect hand–held tester to dlc3 Hint: if the display indicates a communication fault in the tool, inspect dlc3. 4 Check dtc and freeze frame data Hint: record or print ...

If the vehicle becomes stuck
Carry out the following procedures if the tires spin or the vehicle becomes stuck in mud, dirt or snow: 1 Stop the engine. Set the parking brake and shift the shift lever to P (automatic transmission or continuously variable transmission) or N (manual transmission). 2 Remove the mud, snow or s ...

Terminals of ecu
1. Inspect integration relay Disconnect the connector from the integration relay. check the continuity between each terminal of the disconnected connector and the body ground, as shown in the illustration and table. Standard: If the result is not as specified, the vehicle’s si ...