Radio Displays CAL or CAL ERR

Radio Displays CAL or CAL ERR

Diagnostic Instructions

* Perform the Diagnostic System Check - Vehicle Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
* Review Strategy Based Diagnosis Strategy Based Diagnosis for an overview of the diagnostic approach.
* Diagnostic Procedure Instructions Diagnostic Procedure Instructionsprovides an overview of each diagnostic category.

Circuit/System Description

When replacing a radio or installing a new radio, the radio must be setup and programmed using SPS through a TIS terminal. The SPS procedure will setup the radio with the correct calibration file, allowing proper radio operation. Failure to setup a radio will results in the radio displays CAL or CAL ERR.

Reference Information
Schematic Reference

Radio/Navigation System Schematics Radio/Navigation System Schematics
Connector End View Reference

Component Connector End Views Connector End Views By Name
Description and Operation

Radio/Audio System Description and Operation Radio/Audio System
Electrical Information Reference

* Circuit Testing Circuit Testing
* Connector Repairs Connector Repairs
* Testing for Intermittent Conditions and Poor Connections Testing for Intermittent Conditions and Poor Connections
* Wiring Repairs Wiring Repairs

Scan Tool Reference

Control Module References Control Module Referencesfor scan tool information

Circuit/System Verification

Ignition ON, perform radio setup procedure. Refer to Radio Programming and Setup Radio Programming and Setup. Verify the radio operates normally and no messages are displyed on the radio.

If the message continues to display on the radio, replace the radio.

Repair Instructions

Perform the Diagnostic Repair Verification Verification Tests after completing the diagnostic procedure.

Control Module References Control Module Referencesfor radio replacement, programming, and setup