Toyota Tacoma manuals

Toyota Tacoma (2015-2018) Service Manual: Headlight Dimmer Relay

Inspection

INSPECTION

PROCEDURE

1. INSPECT HEADLIGHT DIMMER RELAY

(a) Check the resistance.

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

Standard:

Tester Connection

Condition

Specified Condition

3 - 5

Battery voltage not applied to terminals 1 and 2

10 kΩ or higher

Battery voltage applied to terminals 1 and 2

Below 1 Ω

If the result is not as specified, replace, the headlight dimmer relay.

Reassembly
REASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for both the LH and RH sides. The procedure described below is for the LH side. PROCEDURE 1. INSTALL CLEARANCE LI ...

Headlight Dimmer Switch
...

Other materials:

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each sy ...

Runnable Signal Malfunction (B2286,P0335)
DESCRIPTION These DTCs are stored when the engine speed signal sent by the ECM via direct line and the engine speed signal sent via CAN communication do not match. HINT: When the cable is disconnected and reconnected to the negative (-) battery terminal, the power source mode returns to the s ...

Vehicle Speed Sensor Circuit (C1AA3)
DESCRIPTION The forward recognition camera receives vehicle speed signals from the skid control ECU. If the skid control ECU receives a vehicle speed sensor malfunction signal, it informs the forward recognition camera via CAN communication, and DTC C1AA3 is stored. DTC No. ...

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