Toyota RAV4 manuals

Toyota Sienna Service Manual: DRL Relay Circuit

DESCRIPTION

The Multiplex network body ECU controls the DRL No.2 relay

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 PERFORM ACTIVE TEST BY INTELLIGENT TESTER

  1. Connect the intelligent tester to DLC3.
  2.  Turn the ignition switch ON and push the intelligent tester main switch ON.
  3.  Select the item below in the ACTIVE TEST and then check that the relay operates.

BODY NO.1:

BODY NO.1

2 INSPECT DRL NO.2 RELAY

INSPECT DRL NO.2 RELAY

  1. Inspect DRL No.2 Relay continuity.

Resistance

Resistance

3 CHECK HARNESS AND CONNECTOR (POWER SOURCE)

CHECK HARNESS AND CONNECTOR (POWER SOURCE)

  1. Disconnect the connector from the instrument panel junction block assembly.
  2.  Measure the voltage according to the value(s) in the table below.

Voltage

Voltage

4 INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

  1. Reconnect the connector to the instrument panel junction block assembly.

INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

  1. Measure the voltage according to the value(s) in the table below.

Voltage

Voltage

Voltage

5 INSPECT RELAY (DRL NO.3, DRL NO.4)

INSPECT RELAY (DRL NO.3, DRL NO.4)

  1. Inspect DRL NO.4 Relay continuity.

Resistance

Resistance

  1. Inspect DRL NO.3 Relay continuity.

INSPECT RELAY (DRL NO.3, DRL NO.4)

Resistance

Resistance

6 INSPECT DAYTIME RUNNING LIGHT RESISTER

 INSPECT DAYTIME RUNNING LIGHT RESISTER

  1. Measure the resistance according to the value(s) in the table below.

Resistance

Resistance

REPAIR OR REPLACE HARNESS OR CONNECTOR

Headlight Relay Circuit
DESCRIPTION The Multiplex network body ECU controls HEAD relay when signal is received from headlight dimmer switch assembly. WIRING DIAGRAM INSPECTION PROCEDURE 1 PERFORM ACTIVE TEST BY IN ...

Front Fog Light Circuit
DESCRIPTION The Multiplex network body ECU controls FOG relay when signal is received from headlight dimmer switch assembly. WIRING DIAGRAM INSPECTION PROCEDURE 1 PERFORM ACTIVE TEST BY INT ...

Other materials:

Diagnosis system
DESCRIPTION (a) When troubleshooting OBD II (On-Board Diagnostics) vehicles, an intelligent tester (complying with SAE J1987) must be connected to the DLC3 (Data Link Connector 3) of the vehicle. Various data in the vehicle's ECM (Engine Control Module) can be then read. (b) OBD II regu ...

ECM / PCM Internal Engine Off Timer Performance
DTC SUMMARY DESCRIPTION To ensure the accuracy of the EVAP (Evaporative Emission) monitor values, the soak timer, which is built into the ECM, measures 5 hours (+/- 15 minutes) from when the ignition switch is turned off, before the monitor is run. This allows the fuel to cool down, whic ...

Anti-glare function
Manual anti-glare inside rear view mirror Reflected light from the headlights of vehicles behind can be reduced by operating the lever. Normal position Anti-glare position Auto anti-glare inside rear view mirror Responding to the level of brightness of the headlights of veh ...

В© 2011-2024 Copyright www.tsienna.net