B1702

DTC B1697, B1702, B1707, or B1712

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.

DTC Descriptors

DTC B1697

-
Mirror Left-Up Control Switch Circuit Low

DTC B1702

-
Mirror Left-Down Control Switch Circuit Low

DTC B1707

-
Mirror Right-Up Control Switch Circuit Low

DTC B1712

-
Mirror Right-Down Control Switch Circuit Low

Circuit/System Description

The outside rearview mirror control switch is contained within the driver door switch (DDS). The DDS sends a message to the driver door module (DDM) to move the left mirror or the passenger door module (PDM) to move the right mirror. The DDM or PDM then applies voltage and ground to the appropriate circuits of the appropriate mirror motor to move the mirror vertically and/or horizontally.

Conditions for Running the DTC

Battery voltage must be between 9-16 volts.

Conditions for Setting the DTC

* The DDS detects that the switch contacts are activated.

* Condition must be present for greater than 30 seconds.

Actions Taken When the DTC Sets

The faulted switch input will be ignored.

Conditions for Clearing the DTC

* A current DTC will clear when the fault is no longer present.

* A history DTC will clear after 50 fault free ignition cycles.

Reference Information

Schematic Reference

Outside Rearview Mirror Schematics Outside Rearview Mirror Schematics

Connector End View Reference

Component Connector End Views Folding Top 5 Bow Lowered Switch (CM7)

Description and Operation

Outside Mirror Description and Operation Outside Mirror

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 References for scan tool information

Circuit/System Testing

1. Clear the DTCs.

2. Operate the vehicle within the Conditions for Running and Setting the DTC and verify the DTC does not reset.

• If the DTC resets, replace the DDS.

Repair Instructions

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

Control Module References Control Module References for DDS replacement, setup, and programming