B1421

DTC B1421 SOLAR SENSOR CIRCUIT

CIRCUIT DESCRIPTION

DTC Detecting Condition:

A photo diode in the solar sensor detects solar radiation and sends signals to the A/C amplifier assy.

Wiring Diagram:

Step 1 - 2:

Step 3 - 4:

INSPECTION PROCEDURE

HINT: In case of using the TOYOTA hand-held tester, start the inspection step 1 and in case of not using the TOYOTA hand-held tester. Start from step 2.