Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

1 Check low pitched horn assy

  1. Connect the positive (+) lead from the battery to the terminal and negative () lead to the horn body, and check that the horn blows.

2 Check relay (marking: horn)

2 Check relay (marking: horn)

  1. Remove the relay from the engine room j/b.
  2.  check the horn relay continuity, as shown in the illustration and table.

Standard:

3 Check wire harness (tvip ecu  engine room j/b)

3 Check wire harness (tvip ecu  engine room j/b)

  1. Remove the horn relay from the engine room j/b.
  2.  check the continuity between the terminals of the tvip ecu and engine room j/b connectors, as shown in the illustration and table.

Standard:

*: Horn relay terminal

*: Horn relay terminal

4 Check wire harness (engine room j/b  horn)

4 Check wire harness (engine room j/b  horn)

  1. Check the continuity between the terminals of the engine room j/b and horn connectors, as shown in the illustration and table.

Standard:

*: Horn relay terminal.

*: Horn relay terminal.

Check and replace tvip ecu

Check and replace tvip ecu

Circuit description

When the tvip system is transferred from the armed state to the alarm sounding state, the tvip ecu switches on the horn relay so that it can sound the horns. The horn sounds in 0.4 Seconds interv ...

Light control switch circuit
Wiring diagram Inspection procedure 1 Check headlamp dimmer switch assy (light control switch) 2 Check wire harness (tvip ecu  light control switch) Disconnect the tvip ecu and ...

Other materials:

Stopping
► Automatic transmission or continuously variable transmission 1 With the shift lever in D, depress the brake pedal. 2 If necessary, set the parking brake. If the vehicle is to be stopped for an extended period of time, shift the shift lever to P or N. (, 174, 176) ►  Manual ...

Front no.2 Speaker assy
Replacement Hint: components: 1. Remove front armrest assy lh 2. Remove power window regulator master switch assy (w/ power window) 3. Remove front armrest base panel upper lh (w/o power window) 4. Remove front door window regulator handle assy (w/o power window) 5. Remove front door lower ...

Disabling the TRAC system
If the vehicle gets stuck in mud, dirt or snow, the TRAC system may reduce power from the engine to the wheels. Pressing to turn the system off may make it easier for you to rock the vehicle in order to free it. To turn the TRAC system off, quickly press and release . The TRAC OFF indicat ...

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