Toyota RAV4 manuals

Toyota Sienna Service Manual: Circuit inspection

A description of the main areas of each circuit inspection is shown in the table below.

Item Description
Circuit Description The major role, operation of the circuit and its component parts are explained.
Diagnostic Trouble Code No. and Detection item Indicates the diagnostic trouble codes, diagnostic trouble code settings and suspected areas for a problem
Wiring diagram This shows a wiring diagram of the circuit.

Use this diagram together with ELECTRICAL WIRING DIAGRAM to thoroughly understand the circuit.

Wire colors are indicated by an alphabetical code. B = Black, L = Blue, R = Red, BR = Brown, LG = Light Green, V = Violet, G = Green, O = Orange, W = White, GR = Gray, P = Pink, Y = Yellow, SB = Sky Blue The first letter indicates the basic wire color and the second letter indicates the color of the stripe.

Inspection Procedures Use the inspection procedures to determine if the circuit is normal or abnormal. If abnormal, use the inspection procedures to determine whether the problem is located in the sensors, actuators, wire harnesses or ECU.
Indicates the condition of the connector of the ECU during the check Connector being checked is connected.

Connections of tester are indicated by (+) or (-) after the terminal name.

Connector being checked is disconnected.

The inspections between a connector and body ground, information about the body ground is not shown in the illustration.

Problem symptoms table
When a "Normal" code is output during a DTC check but the problem still occurs, use the Problem Symptoms Table. The suspected areas (circuits or parts) for each problem symptoms are in th ...

Terms
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Other materials:

Installation
1. INSTALL REAR DIFFERENTIAL DRIVE PINION BEARING SPACER (a) Install a new bearing spacer. 2. INSTALL REAR DRIVE PINION FRONT TAPERED ROLLER BEARING (a) Install the tapered roller bearing. 3. INSTALL REAR DIFFERENTIAL DRIVE PINION OIL SLINGER (a) Install the oil slinger, as shown in the i ...

Television Display Power Source Circuit
DESCRIPTION This is the power source circuit to operate the television display assembly. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT TELEVISION DISPLAY ASSEMBLY Disconnect the connector from the television display assembly.  Measure the resistance according to the value(s) ...

Rear Door ECU LH Communication Stop
DTC B1217 Rear Door ECU LH Communication Stop DESCRIPTION DTC B1217 is output when communication between the power slide door ECU LH and the multiplex network gateway ECU stops for more than 10 seconds. DTC No. DTC Detection Condition Trouble Area B1217 ...

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