B1642 Lost Communication with Side Satellite Sensor Bus Right

OBD2 Code: B1642

Description: Lost communication with side satellite sensor bus right.

Definition: This code indicates that the vehicle’s control module has lost communication with the side satellite sensor on the right side of the vehicle. This could be due to a wiring issue, a faulty sensor, or a problem with the control module itself.

B1642: Lost communication with side satellite sensor bus right
Severity: Critical

Common Causes

b1642 – Lost Communication With Side Satellite Sensor Bus Right

Common causes:

• Faulty side satellite sensor
• Wiring or connection issues with the side satellite sensor
• Defective Body Control Module (BCM)
• Interference from other electronic devices

Common Misdiagnosis

Common Diagnostic Steps

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OBD2 Code: B1642

Description: Lost Communication with Side Satellite Sensor Bus Right

• Check for any other related trouble codes that might indicate a broader issue.
• Inspect the wiring and connectors between the side satellite sensor and the control module for damage or corrosion.
• Verify that the side satellite sensor is receiving power and ground signals properly.
• Use a scan tool to check for communication from the side satellite sensor; ensure it is sending data correctly.
• If possible, test the functionality of the side satellite sensor using manufacturer-specific diagnostic tools.
• Replace or repair any damaged components as necessary, including wiring, connectors, or sensors.
• Clear all codes after repairs are made and perform a road test to ensure proper operation and communication restoration.