Toyota Tundra Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT FOG LIGHT ASSEMBLY LH

(a) Apply battery voltage to the connector and check the light illumination condition.

OK:

Battery Connection

Specified Condition

If the result is not as specified, replace the fog light assembly LH.

Positive (+) → 2

Negative (-) → 1

Illuminates

*a	Component without harness connected (Fog Light Assembly LH)

2. INSPECT FOG LIGHT ASSEMBLY RH

(a) Apply battery voltage to the connector and check the light illumination condition.

OK:

Battery Connection

Specified Condition

If the result is not as specified, replace the fog light assembly RH.

Positive (+) → 2

Negative (-) → 1

Illuminates

*a	Component without harness connected (Fog Light Assembly RH)

Toyota Tundra Service Manual > Occupant Classification System: Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
DESCRIPTION The front occupant detection sensor LH circuit consists of the occupant classification ECU and the front occupant detection sensor LH. DTC B1780 is set when a malfunction is detected in the front occupant detection sensor LH circuit. DTC Code DTC Detection Condition Trouble Area B1780 On ...

Toyota Tundra Owners Manual