Inspection Procedure

WARNING: This page is about a different car, the 2007 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

Disconnect the B6 from the instrument panel junction block assembly.

Fig 1: Identifying B6 From Instrument Panel Junction Block Assembly
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Disconnect the 2N connector from the instrument panel junction block assembly.

Fig 2: Identifying Instrument Panel Junction Block Assembly Front Side Wire Harness View Location
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

Standard resistance

RESISTANCE REFERENCE CHART

Tester connection	Condition	Specified condition
2N-2 - Body ground	Headlight dimmer switch LOW → HIGH	10 kΩ or higher → Below 1 Ω
B6-15 - Body ground	Headlight dimmer switch LOW → FLASH	10 kΩ or higher → Below 1 Ω
B6-16 - Body ground	Light control switch OFF → AUTO	10 kΩ or higher → Below 1 Ω
B6-17 - Body ground	Light control switch OFF → TAIL	10 kΩ or higher → Below 1 Ω
B6-22 - Body ground	Front fog light switch OFF → ON	10 kΩ or higher → Below 1 Ω
B6-23 - Body ground	Light control switch OFF → HEAD	10 kΩ or higher → Below 1 Ω

NG: Go to step 2

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

INSPECT HEADLIGHT DIMMER SWITCH ASSEMBLY
HINT:

(See INSPECTION )

NG: REPLACE HEADLIGHT DIMMER SWITCH ASSEMBLY

OK: REPAIR OR REPLACE HARNESS OR CONNECTOR