Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

Toyota Sienna Service Manual / Theft deterrent / Theft deterrent system / How to proceed with troubleshooting

HINT:

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

  1. Interview the customer to confirm the trouble

3 INSPECT COMMUNICATION FUNCTION OF MULTIPLEX COMMUNICATION SYSTEM (BEAN)

  1. Use the intelligent tester to check for normal function of the multiplex communication system.
  1.  (ECU unconnected, communication line malfunctioning) Without code output, proceed to A.
  2.  (ECU unconnected, communication line malfunctioning) With code output, proceed to B.

4 SYMPTOM SIMULATION

5 PROBLEM SYMPTOMS TABLE

  1. If the fault is not listed on the problem symptoms table, proceed to A.
  2.  If the fault is listed on the problem symptoms table, proceed to B.

6 PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM

  1. Terminals of ECU
  2.  System description

7 ADJUST, REPAIR OR REPLACE

8 CONFIRMATION TEST

END

System description
1. OUTLINE OF THEFT DETERRENT SYSTEM  When the theft deterrent system detects that the vehicle is being tampered with, the system sets off the alarm, causing the horns to sound and the li ...

Customize parameters
HINT: The following items can be customized. NOTICE:  After confirming whether the items requested by the customer are applicable or not for customization, perform customizing operation ...

Other materials:

Pressing Power Switch does not Turn on System
INSPECTION PROCEDURE 1 CHECK VEHICLE CONDITION Check that conditions in the cabin are not likely to cause condensation. HINT: This problem occurs when the cabin is humid and the temperature changes rapidly. This may produce condensation, resulting in a short circuit. OK: Condensation ...

On-vehicle inspection
1. INSPECT COOLING FAN SYSTEM (a) Put the vehicle in the following conditions (1) The engine switch is off. (2) The coolant temperature is less than 95°C (203°F). (3) The battery voltage is between 9 and 14 V. (4) The A/C switch is OFF. (b) Clamp the 400 A probe of an ammeter over the ...

Child restraint systems with a top tether strap (second seat)
Secure the child restraint system using the seat belt or LATCH anchors, and adjust the head restraint to the uppermost position. *: Ottoman seat only Latch the hook onto the anchor bracket and tighten the top tether strap. Make sure the top tether strap is secure ...

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