For 1990-2009 cars

### Diagnostic Instructions

• | Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.

• | Review Strategy Based Diagnosis for an overview of the diagnostic approach.

• | Diagnostic Procedure Instructions provides an overview of each diagnostic category.

### DTC Descriptor

DTC B3697 00: Sunroof Actuator Malfunction
DTC B3697 39: Sunroof Actuator Internal Malfunction
DTC B3697 42: Sunroof Actuator Calibration Not Programmed
DTC B3697 4B: Sunroof Actuator Calibration Not Learned

### Circuit/System Description

The sunroof glass is controlled by its own integrated motor/controller containing the necessary electronics, motor, hall effect position sensors, as well as the interface to the driver control switches. The motor/controller is capable of controlling motion based on control switch activation and LIN-Bus message commands from the body control module (BCM).

### Conditions for Running the DTC

The ignition is ON.

### Conditions for Setting the DTC

#### B3697 00

The sunroof module has detected and reported via the LIN-Bus that the sunroof actuator has a malfunction.

#### B3697 39

The sunroof module has detected and reported via the LIN-Bus that the sunroof actuator has a internal malfunction.

#### B3697 42

The sunroof module has detected and reported via the LIN-Bus that the sunroof actuator is not programmed.

#### B3697 4B

The sunroof module has detected and reported via the LIN-Bus that the sunroof actuator calibration is not learned.

### Action Taken When the DTC Sets

DTC B3697 is stored in the BCM memory.

### Conditions for Clearing the DTC

The BCM no longer detects a malfunction in the sunroof actuator.

### Reference Information

#### Schematic Reference

Sunroof Schematics

#### Connector End View Reference

Component Connector End Views

#### Description and Operation

Sunroof Description and Operation

#### Electrical Information Reference

• | Circuit Testing

• | Connector Repairs

• | Testing for Intermittent Conditions and Poor Connections

• | Wiring Repairs

#### Scan Tool Reference

Control Module References for scan tool information

### Circuit/System Verification

1. Verify that DTC B3697 42 or DTC B3697 4B is not set.

⇒ | If the DTC is set, program or calibrate the K61 Sunroof Control Module. If the DTC resets, replace the K61 Sunroof Control Module.

2. Replace the K61 Sunroof Control Module.

### Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

• | Sunroof Module Assembly Replacement

• | Control Module References for sunroof motor/actuator replacement, setup, and programming.