Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

HINT:

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

3 PROBLEM SYMPTOM CONFIRMATION

Result

Result

SYMPTOM SIMULATION

4 INSPECT BATTERY VOLTAGE

Standard voltage: 11 to 14 V

If the voltage is below 11 V, replace or recharge the battery before proceeding.

5 CHECK COMMUNICATION FUNCTION OF MULTIPLEX COMMUNICATION SYSTEM (BEAN)

  1. Use the intelligent tester to check if the multiplex communication system (MPX) is functioning normally.

Result

Result

6 CHECK COMMUNICATION FUNCTION OF CONTROLLER AREA NETWORK (CAN)

  1. Use the intelligent tester to check for normal function of the CAN communication system.
  2. Check for DTCs.

Result

Result

7 DTC CHECK

Result

Result

8 DTC CHART

9 PROBLEM SYMPTOMS TABLE

10 CIRCUIT INSPECTION

11 TERMINALS OF ECM

12 IDENTIFICATION OF PROBLEM

13 REPAIR OR REPLACE

14 CONFIRMATION TEST

END

System description
1. GENERAL  The dynamic laser cruise control system has two cruise control modes: the constant speed control mode and vehicle-to-vehicle distance control mode.  The vehicle-to- ...

Road test
1. PROBLEM SYMPTOM CONFIRMATION HINT: The dynamic laser cruise control system has two cruise control modes: the constant speed control mode and vehicle-to-vehicle distance control mode.   ...

Other materials:

Short to GND in Front Passenger Side Squib 2nd Step Circuit
DTC B1187/55 Short to GND in Front Passenger Side Squib 2nd Step Circuit DESCRIPTION The front passenger side squib 2nd step circuit consists of the center airbag sensor assembly and the front passenger airbag assembly. The circuit instructs the SRS to deploy when deployment conditions are ...

Active head restraints
When the occupant’s lower back presses against the seatback during a rear-end collision, the head restraint moves slightly forward and upward to help reduce the risk of whiplash on the seat occupant Active head restraints Even small forces applied to the seatback may cause the head rest ...

Vehicle Speed Signal Error (Test Mode DTC)
DTC C2191/91 Vehicle Speed Signal Error (Test Mode DTC) DESCRIPTION The tire pressure warning ECU receives a speed signal from the combination meter. This DTC is stored upon entering test mode, and cleared when a vehicle speed signal of 12 mph (20 km/h) is detected for 3 seconds or more. Thi ...

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