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Fig. 56: Identifying Headlight Dimmer Switch Connector Terminals b. Measure the resistance according to the value(s) in the table below. Standard resistance HEADLIGHT DIMMER SWITCH ASSEMBLY NG: REPLACE HEADLIGHT DIMMER SWITCH ASSEMBLY (see REMOVAL ) OK: Go to next step 3. CHECK HARNESS AND CONNECTOR (HEADLIGHT DIMMER SWITCH - MAIN BODY ECU AND BODY GROUND) Tester Connection Switch Condition Specified Condition 18 (T) - 12 (EL) Light control switch Tail Below 1 ohms Light control switch HEAD 20 (H) - 12 (EL) Light control switch HEAD 19 (A) -12 (EL) Light control switch AUTO 4 (BFG) - 3 (LFG) Front fog light switch ON 17 (HF) - 12 (EL) Dimmer switch High 11 (HU) - 12 (EL) Dimmer switch Low
2009 Toyota Tundra 2009 ACCESSORIES AND EQUIPMENT Lighting - Tundra
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