Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

Hint

: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the airfuel ratio was lean or rich, etc. At the time of the malfunction.

1 Check operation of speedometer

  1. Drive the vehicle and check if the operation of the speedometer in the combination meter is normal.

Hint

: the vehicle speed sensor is operating normally if the speedometer display is normal.

2 Inspect ecm(spd voltage)

2 Inspect ecm(spd voltage)

  1. Shift the lever to the neutral position.
  2.  jack up the vehicle.
  3.  turn the ignition switch on.
  4.  check the voltage between the terminals of the e4 and e5 ecm connectors as the wheel is turned slowly.

Standard:

Hint:

Hint

: the output voltage should fluctuate up and down similarly to the diagram on the left when the wheel is turned slowly.

Replace ecm

Replace ecm

Circuit description
The vehicle equipped with abs detects a vehicle speed using the stability control ecu and wheel speed sensor. This sensor monitors a wheel rotation speed and sends the signal to the ecu. The s ...

Idle air control System/ Circuit
Dtc p0505 idle air control system Dtc p0511 idle air control circuit ...

Other materials:

Do-it-yourself service precautions
If you perform maintenance by yourself, be sure to follow the correct procedure as given in these sections. CAUTION The engine compartment contains many mechanisms and fluids that may move suddenly, become hot, or become electrically energized. To avoid death or serious injury, observe t ...

Checking the messages
1 Display the Message Inbox screen. 2 Select the desired message from the list. 3 Check that the message is displayed. 1 E-mails: Select Mark Unread or Mark Read to mark mail unread or read on the message inbox screen. This function is available when Update Message Read Status on Phone ...

Circuit description
The p/t squib (rh) circuit consists of the airbag sensor assy center and seat belt pretensioner (rh). It causes the srs to deploy when the srs deployment conditions are satisfied. Dtc b0130/63 is recorded when a short is detected in the p/t squib (rh) circuit. Wiring diagram ...

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