B1421

DTC B1421 SOLAR SENSOR CIRCUIT (PASSENGER SIDE)

CIRCUIT DESCRIPTION

Detection Item:

A photodiode in the A/C solar sensor detects solar radiation and sends signals to the A/C amplifier.

HINT: If DTC B1244 is output at the same time, troubleshoot DTC B1244 first as there is a possibility that the power supply system of the A/C solar sensor is malfunctioning.

Wiring Diagram:

Step 1:

Step 2:

Step 3:

Step 4:

INSPECTION PROCEDURE