Toyota RAV4 manuals

Toyota Sienna Service Manual: How to proceed with troubleshooting

HINT:

1 VEHICLE BROUGHT TO WORKSHOP

2 CUSTOMER PROBLEM ANALYSIS

(a) Interview the customer to confirm the trouble.

HINT: It is important to collect as much specific information as possible from the customer to allow for a quick repair.

3 ADJUST TIRE PRESSURE

(a) Adjust all tire pressures to the standard values.

Result

4 CHECK FOR DTC*

(a) Check for DTCs (See page TW-34).

Result

5 DTC CHART

(a) Refer to DIAGNOSTIC TROUBLE CODE CHART (See page TW-37).

Go to step 7

6 PROBLEM SYMPTOMS TABLE

(a) Refer to PROBLEM SYMPTOMS TABLE (See page TW- 28).

7 CIRCUIT INSPECTION*

(a) Refer to ELECTRONIC CIRCUIT INSPECTION PROCEDURE (See page IN-30).

8 REPAIR OR REPLA

(a) Repair or replace parts based on the diagnosis result.

9 CONFIRMATION TEST

(a) Check the DATA LIST to confirm that the tire inflation pressure has been received (See page TW-35).

(b) Perform initialization (See page TW-23).

(c) Confirm that the initialization has been completed.

END

System description
1. DESCRIPTION OF SYSTEM (a) A tire pressure warning valve and transmitter is equipped with a tire pressure sensor and a transmitter and is installed in a tire wheel assembly. The sensor measure ...

Registration
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Other materials:

Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 2. REMOVE ROOF HEADLINING ASSEMBLY HINT: Refer to the instructions for REMOVAL of the ROOF HEADLINING (See page IR-6). 3. REMOVE TIRE PRESSURE WARNING RECEIVER ASSEMBLY (a) Remove the bolt. (b) Disconnect the connector and remove the ...

Terminals of ECU
1. CHECK DRIVER SIDE J/B ASSEMBLY (MULTIPLEX NETWORK BODY ECU)  Disconnect the B6, 1C, 1K and 1L J/B connectors. Measure the voltage and resistance according to the value(s) in the table below. HINT: If the result is not as specified, there may be a malfunction on the w ...

Sound Signal Circuit between Radio Receiver and Stereo Component Amplifier
DESCRIPTION The radio receiver sends a sound signal to the stereo component amplifier through this circuit. The sound signal that has been sent is amplified by the stereo component amplifier, and then is sent to the speakers. If there is an open or short in the circuit, sound cannot be h ...

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