Inspect Radio Receiver Assembly Circuit

EZ Battery Reconditioning Method

How to Repair Old Batteries at Home

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Disconnect the connectors from the radio receiver assembly, and inspect the connector on the wire harness side.


Tester connection


Specified condition

A20 - Ground



A1 - Ground


Battery voltage

A11 - Ground

Ignition switch LOCK

No voltage

A11 - Ground

Ignition switch ACC or ON

Battery voltage

If the circuit is not as specified, inspect the circuits connected to other parts.


Connector "A"

10 9I8I7I6I5UI3I2

Connector "B"

|lo| 9 I 8 I 7 I 6 I 5 I 4 I 3 I 2 I 1 |20|19|18|17|16|15|14|13|12|11

Connector "C"



Check the wire harness between radio receiver assembly and the CD auto changer, between radio receiver assembly and power amplifier.

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DIY Battery Repair

DIY Battery Repair

You can now recondition your old batteries at home and bring them back to 100 percent of their working condition. This guide will enable you to revive All NiCd batteries regardless of brand and battery volt. It will give you the required information on how to re-energize and revive your NiCd batteries through the RVD process, charging method and charging guidelines.

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