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Toyota Sienna Service Manual: Meter Illumination does not Dim at Night

Toyota Sienna Service Manual / Meter / Meter / gauge system / On-vehicle inspection / Meter Illumination does not Dim at Night

DESCRIPTION

WIRING DIAGRAM

WIRING DIAGRAM

INSPECTION PROCEDURE

1 CHECK MULTIPLEX COMMUNICATION SYSTEM

  1. Check if MULTIPLEX communication DTC is output

Result

Result

2 CHECK DTC

  1. Check if the DTC B1244 is output

Result

Result

3 PERFORM ACTIVE TEST BY INTELLIGENT TESTER

  1. Operate the intelligent tester according to the steps on the display and select "DATA LIST".

MAIN BODY

MAIN BODY

OK: The meter illumination is dimmed when the DIMMER SIG is ON.

CHECK LIGHTING SETTING

4 REPLACE COMBINATION METER ASSEMBLY

OK: The operation of the combination meter assembly returns to normal.

END

Meter Illumination is Always Dark
DESCRIPTION  Confirm that the vehicle is equipped with the optitron meter, then check this circuit. The combination meter assembly receives a auto dimmer signal from the body ECU by t ...

Combination meter
COMPONENTS ...

Other materials:

Front passenger side power window switch
Inspection 1. INSPECT POWER WINDOW REGULATOR SWITCH ASSEMBLY  Check the resistance between the switch terminals when the switch is operated. Standard If the result is not as specified, replace the switch assembly. ...

Using a flatbed truck
If you use chains or cables to tie down your vehicle, the angles shaded in black must be 45. Do not overly tighten the tie downs or the vehicle may be damaged. WARNINGObserve the following precautions. Failure to do so may result in death or serious injury. When tow ...

Short to B+ in Front Pretensioner Squib RH Circuit
DTC B0133/62 Short to B+ in Front Pretensioner Squib RH Circuit DESCRIPTION The front pretensioner squib RH circuit consists of the center airbag sensor assembly and the front seat outer belt assembly RH. This circuit instructs the SRS to deploy when deployment conditions are met. DTC B01 ...

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