AutoCodes – Generic – C1516

C1516 Code - Roll Rate Sensor Signal Fault

Quick Answer

The yaw rate sensor, roll rate sensor, lateral accelerometer and longitudinal accelerometer are contained in one module called the stability control sensor cluster. Common causes include Faulty Stability Control Sensor Cluster, Stability Control Sensor Cluster harness is open or shorted, Stability Control Sensor Cluster circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: C1516 indicates Roll Rate Sensor Signal Fault.
Common causes: Common causes include Faulty Stability Control Sensor Cluster, Stability Control Sensor Cluster harness is open or shorted, Stability Control Sensor Cluster circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 8,359

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Oct 15, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1516 Description

The yaw rate sensor, roll rate sensor, lateral accelerometer and longitudinal accelerometer are contained in one module called the stability control sensor cluster. The sensor cluster measures the vehicle acceleration, roll rate and yaw rate, then sends the signal through a secondary, dedicated controller area network (CAN2) bus to the ABS module. The ABS module compares the information from the sensor cluster to information it receives from other sensors (brake pedal input or steering wheel rotation sensor) to determine how valid the information is and to determine if a roll-over event is about to occur.
The ABS module provides power to the sensor cluster and ground. The sensor cluster and the ABS module communicate. An open circuit or a short to power or ground on any one of these 4 circuits will cause the ABS module to set a DTC. Also, if the sensor cluster is not mounted in the correct position, with the electrical connector facing the passenger seat, the ABS module will also set DTCs.

OBDII Code C1516 - Roll Rate Sensor Signal Fault - AutoCodes.com — C1516 Code - Roll Rate Sensor Signal Fault

What does this mean?

What are the Possible Causes of the DTC C1516?

Faulty Stability Control Sensor Cluster
Stability Control Sensor Cluster harness is open or shorted
Stability Control Sensor Cluster circuit poor electrical connection

How to Fix the DTC C1516?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1516 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C1516 code?

Need more information on how to fix the C1516 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1516 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C1516 Ford — Roll Rate Sensor Signal Fault
C1516 Lincoln — Roll Rate Sensor Signal Fault
C1516 Mercury — Roll Rate Sensor Signal Fault

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C1516 Code

What does the OBDII code C1516 indicate?

The code C1516 indicates a fault in the roll rate sensor signal, which is responsible for detecting the vehicle's roll angle and aiding in stability control.

What are common symptoms of a C1516 code?

Common symptoms include the illumination of the check engine light, potential loss of stability control features, and erratic handling or steering behavior.

What could cause the C1516 code to trigger?

Causes can include a faulty roll rate sensor, damaged wiring or connectors, issues with the vehicle's stability control system, or problems with the powertrain control module.

How can I diagnose a C1516 code?

To diagnose the C1516 code, use an OBDII scanner to confirm the code, inspect the roll rate sensor and its wiring for damage, and check for additional codes that may indicate related issues.

What are some common repair solutions for a C1516 code?

Common repairs include replacing a faulty roll rate sensor, repairing damaged wiring or connectors, or reprogramming the powertrain control module if necessary.

Can a C1516 code affect vehicle performance?

Yes, a C1516 code can affect vehicle performance by disabling stability control features, which may lead to decreased handling and control, especially in slippery conditions.

Is it safe to drive with a C1516 code?

While it may be safe to drive, it is not advisable as the loss of stability control can increase the risk of accidents in certain driving conditions. Itâ€™s best to address the issue promptly.

How can I prevent a C1516 code from occurring?

Regular maintenance, including inspections of the vehicle's electrical system and sensors, can help prevent issues that lead to a C1516 code. Keeping the vehicle's software updated can also be beneficial.

Do I need special equipment to fix a C1516 code?

While basic OBDII scanners can read the code, you may need specialized diagnostic equipment to test the roll rate sensor and system thoroughly, especially for advanced repairs.