Inspection Procedure

WARNING: This page is about a different car, the 2007 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

CHECK WIRE HARNESS (RADIO RECEIVER - STEREO JACK ADAPTER)

Disconnect the E49 receiver connector.
Disconnect the E44 adapter connector.
Measure the resistance of the wire harness side connectors.

Standard resistance

STANDARD RESISTANCE SPECIFICATIONS

Tester Connection	Specified Condition
E49-17 (ALI) - E44-1 (ALO)	Below 1 Ω
E49-15 (ARI) - E44-2 (ARO)	Below 1 Ω
E49-16 (ASGN) - E44-3 (ASGN)	Below 1 Ω
E49-19 (AUXI) - E44-4 (AUXO)	Below 1 Ω
E49-17 (ALI) - Body ground	10 kΩ or higher
E49-15 (ARI) - Body ground	10 kΩ or higher
E49-16 (ASGN) - Body ground	10 kΩ or higher
E49-19 (AUXI) - Body ground	10 kΩ or higher

NG: REPAIR OR REPLACE HARNESS AND CONNECTOR

Fig 1: Identifying E49 And E44 Connectors Terminals

OK: PROCEED TO NEXT INSPECTION PROCEDURE SHOWN IN PROBLEM SYMPTOMS TABLE