Headlight Dimmer Switch: Inspection
- INSPECT HEADLIGHT DIMMER SWITCH
- Measure the resistance according to the value(s) in the table below.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Resistance:
Light control switch
RESISTANCE REFERENCETester connection Switch condition Specified condition 12-18 OFF 10 kΩ or higher 18-19 OFF 10 kΩ or higher 19-20 OFF 10 kΩ or higher 12-18 TAIL Below 1 Ω 12-18 HEAD Below 1 Ω 18-20 HEAD Below 1 Ω 12-19 AUTO Below 1 Ω Headlight dimmer switch
RESISTANCE REFERENCETester connection Switch condition Specified condition 12-17 FLASH Below 1 Ω 12-16 LOW BEAM Below 1 Ω 11-12 HI BEAM Below 1 Ω Turn signal switch
RESISTANCE REFERENCETester connection Switch condition Specified condition 12-13 Right turn Below 1 Ω 12-13 Neutral 10 kΩ or higher 13-15 Neutral 10 kΩ or higher 12-15 Left turn Below 1 Ω Fog light switch
RESISTANCE REFERENCETester connection Switch condition Specified condition 3-4 OFF 10 kΩ or higher 3-4 Fog light switch ON Below 1 Ω If the result is not as specified, replace the headlight dimmer switch.
- Measure the resistance according to the value(s) in the table below.