Inspection Procedure

WARNING: This page is about a different car, the 2009 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - STEREO COMPONENT AMPLIFIER)

Disconnect the connectors from the radio receiver and the stereo component amplifier.

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

Standard Resistance

RESISTANCE SPECIFICATION

Tester Connection	Condition	Specified Condition
E103-9 (L+) - E100-3 (L+)	Always	Below 1 Ω
E103-19 (L-) - E100-2 (L-)	Always	Below 1 Ω
E103-8 (R+) - E100-5 (R+)	Always	Below 1 Ω
E103-18 (R-) - E100-4 (R-)	Always	Below 1 Ω
E103-9 (L+) - Body ground	Always	10 kΩ or higher
E103-19 (L-) - Body ground	Always	10 kΩ or higher
E103-8 (R+) - Body ground	Always	10 kΩ or higher
E103-18 (R-) - Body ground	Always	10 kΩ or higher

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

Fig 1: Identifying Radio Receiver And Stereo Component Amplifier Connector Terminals

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (See PROBLEM SYMPTOMS TABLE )