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 Instructions)provides 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 (Programming and Relearning)for 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 displayed 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 (Programming and Relearning)for radio replacement, programming, and setup