C1702 RightRear Sensor Circuit Short to Vbat

How to Diagnose and Solve C1702 Right Rear Sensor Circuit Short to Vbat Issues

As a car enthusiast, there’s nothing more satisfying than rolling up your sleeves and getting down to some good old DIY car maintenance. Today, we’re going to tackle a common issue that many car owners face – the C1702 Right Rear Sensor Circuit Short to Vbat problem.

Understanding the C1702 Code

Before we dive into the solution, let’s first understand what the C1702 code means. This code is triggered when there’s a short circuit in the right rear sensor of your vehicle. This can lead to a variety of issues, including poor vehicle performance and decreased fuel efficiency.

What Causes the C1702 Code?

The C1702 code can be caused by a variety of factors. These include a faulty sensor, damaged wiring, or even a malfunctioning control module. It’s important to identify the root cause of the problem to ensure that the issue is resolved effectively.

Diagnosing the C1702 Code

Now that we understand what the C1702 code is and what causes it, let’s move on to diagnosing the problem.

car vertical

Step 1: Visual Inspection

The first step in diagnosing the C1702 code is a visual inspection. Check the right rear sensor and its surrounding area for any visible damage. This includes checking the wiring and connectors for any signs of wear and tear.

Step 2: Use a Diagnostic Tool

If the visual inspection doesn’t reveal any obvious issues, the next step is to use a diagnostic tool. This device can read the error codes from your vehicle’s onboard computer and help identify the source of the problem.

Solving the C1702 Code

Once you’ve diagnosed the problem, it’s time to solve it. Here’s a step-by-step guide on how to do it.

Step 1: Replace the Faulty Sensor

If the diagnostic tool identifies a faulty sensor as the cause of the problem, the solution is to replace it. This is a relatively simple process that can be done with a few basic tools.

Step 2: Repair Damaged Wiring

If the issue is due to damaged wiring, you’ll need to repair or replace the affected wires. This can be a bit more complex, so it’s important to take your time and ensure that the job is done correctly.

Step 3: Reset the Error Code

Once you’ve addressed the issue, the final step is to reset the error code. This can be done using the same diagnostic tool that you used to diagnose the problem.


Fixing a C1702 Right Rear Sensor Circuit Short to Vbat issue may seem daunting at first, but with a little patience and the right tools, it’s a task that you can definitely handle. Remember, the key is to accurately diagnose the problem and then take the necessary steps to solve it. Happy fixing!


1. What does the C1702 code mean?

The C1702 code is triggered when there’s a short circuit in the right rear sensor of your vehicle.

2. How can I diagnose the C1702 code?

You can diagnose the C1702 code by conducting a visual inspection and using a diagnostic tool.

3. How can I solve the C1702 code?

You can solve the C1702 code by replacing the faulty sensor, repairing damaged wiring, and resetting the error code.