Toyota Tacoma manuals

Toyota Corolla Repair Manual: Terminals of ecu

1. Inspect integration relay

  1. Disconnect the connector from the integration relay.
  2. 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 vehicles side may malfunction.

If the result is not as specified, the vehicles side may malfunction.

  1.  reconnect the connector and check the voltage between each terminal and the body ground, as shown in the illustration and table.

Standard:

If the result is not as specified, the integration relay may malfunction.

If the result is not as specified, the integration relay may malfunction.

2. Inspect instrumental panel j/b (integration relay)

  1. Disconnect the connectors ia, ib, id, if, ih and ij of the instrument panel j/b.
  2.  check the continuity between each terminal of the disconnected connectors and the body ground, as shown in the illustration and table.

Standard:

If the result is not as specified, the vehicles side may malfunction.

If the result is not as specified, the vehicles side may malfunction.

  1.  reconnect the connectors and check the voltage between each terminal and the body ground, as shown in the illustration and table.

Standard:

If the result is not as specified, the integration relay or instrument panel

If the result is not as specified, the integration relay or instrument panel j/b assembly may malfunction.

Problem symptoms table

Only wireless control function does not operate

How to proceed with troubleshooting
Hint: troubleshooting of the wireless door lock control system is based on the premise that the power door lock system is operating normally. Therefore, before troubleshooting the wireless ...

Only wireless control function does not operate (prepare new or normal transmitter of the same type vehicle)
...

Other materials:

Inspection procedure
1 Check d squib circuit(airbag sensor assy center horn button 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 horn button assy.  for the black con ...

Mass or volume air flow circuit
Dtc p0100 mass or volume air flow circuit Dtc p0102 mass or volume air flow circuit low input Dtc p0103 mass or volume air flow circuit high input Circuit description The maf (mass air flow) sensor measures the amount of air flowing through the throttle valve. The ecm uses this information ...

Glossary of sae and toyota terms
This glossary lists all saej1930 terms and abbreviations used in this manual in compliance with sae recommendations, as well as their toyota equivalents. ...

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