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Engine-Codes – Chrysler – B1226 Chrysler

B1226 Chrysler Code - Rear Wiper Indicator Control Circuit High

Quick Answer

The B1226 code indicates a malfunction in the rear wiper indicator control circuit, specifically signaling a high voltage condition. Common causes include Short circuit in the rear wiper control circuit, Corroded or damaged wiring or connectors affecting the circuit, Faulty rear wiper motor or control module. 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
B1226 Chrysler indicates Rear Wiper Indicator Control Circuit High.
Common causes
Common causes include Short circuit in the rear wiper control circuit, Corroded or damaged wiring or connectors affecting the circuit, Faulty rear wiper motor or control module.
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.
What is this?
Table of contents Created and updated by William Orellana on Oct 01, 2024
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Code B1226 Chrysler Description

The B1226 code indicates a malfunction in the rear wiper indicator control circuit, specifically signaling a high voltage condition. This code is part of the Chrysler diagnostic trouble codes (DTCs) and is primarily associated with the rear wiper system's electrical components. When the vehicle's onboard diagnostic system detects that the voltage in the rear wiper control circuit exceeds the expected range, it triggers this code.

OBDII Code B1226 Chrysler - Rear Wiper Indicator Control Circuit High
B1226 Chrysler Code - Rear Wiper Indicator Control Circuit High

Common Causes of B1226 Chrysler

  1. Short circuit in the rear wiper control circuit.
  2. Corroded or damaged wiring or connectors affecting the circuit.
  3. Faulty rear wiper motor or control module.
  4. Defective switch or relay controlling the rear wiper system.
  5. Water intrusion or moisture damage to electrical components.

Symptoms of B1226 Chrysler

  1. Rear wiper does not operate or functions intermittently.
  2. Rear wiper operates continuously without being activated.
  3. Malfunction indicator lamp (MIL) illuminated on the dashboard.
  4. Erratic behavior of the rear wiper, such as stopping mid-cycle.
  5. Inoperative rear washer fluid system.

How to Fix B1226 Chrysler

  1. Diagnostic Scan: Begin by using an OBD-II scanner to confirm the B1226 code and check for any additional codes that may provide more context about the issue.
  2. Visual Inspection: Conduct a thorough visual inspection of the wiring and connectors associated with the rear wiper system. Look for signs of corrosion, damage, or loose connections.
  3. Test Components: Use a multimeter to test the voltage and continuity in the rear wiper control circuit. This will help identify if there are any shorts or open circuits.
  4. Replace Faulty Parts: If any components such as the rear wiper motor, control module, or wiring harness are found to be defective, replace them with new, OEM-quality parts.
  5. Clear Codes and Test: After repairs, clear the diagnostic trouble codes and perform a functional test of the rear wiper system to ensure proper operation.

Cost to Fix B1226 Chrysler

The cost to repair the B1226 code can vary widely based on the specific issue and the parts needed. On average, the total repair cost may range from $100 to $500. This estimate includes parts and labor, with labor rates typically falling between $80 and $150 per hour. Factors such as location, vehicle make and model, and engine type can influence the final cost. In metropolitan areas or at dealerships, rates may be higher, while independent shops often offer more competitive pricing. It's advisable to consult local repair shops for a more precise estimate tailored to your specific situation.

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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 B1226 Chrysler Code

1. What does the OBDII code B1226 indicate on a Chrysler vehicle?

The code B1226 on a Chrysler indicates an issue with the Rear Wiper Indicator Control Circuit, specifically that the circuit is experiencing high voltage.

2. What symptoms might I notice if my Chrysler has the B1226 code?

Symptoms can include the rear wiper operating erratically, the rear wiper failing to operate at all, or the rear wiper indicator light on the dashboard behaving unusually.

3. What are the common causes of the B1226 code in Chrysler vehicles?

Common causes include a faulty rear wiper motor, damaged wiring or connectors in the rear wiper circuit, or a problem with the rear wiper control switch.

4. How can I diagnose the B1226 code in my Chrysler?

Diagnosis should start with a visual inspection of the rear wiper’s electrical components, including checking for damaged wires and faulty connections. Following this, using a multimeter to check for high voltage in the control circuit can help pinpoint the issue.

5. What are the potential repairs for fixing code B1226 in a Chrysler?

Repairs can range from replacing a damaged rear wiper motor, repairing or replacing faulty wiring, to replacing a malfunctioning rear wiper control switch.

6. Is it safe to drive my Chrysler with the B1226 code active?

While it may be safe to drive, the functionality of the rear wiper might be compromised, which can be particularly hazardous in bad weather conditions. It is advisable to address the issue promptly.

7. Does the B1226 code affect the vehicle's overall performance?

The B1226 code primarily affects the rear wiper system and doesn't typically impact the overall performance of the vehicle. However, visibility during inclement weather may be reduced.

8. Could ignoring a B1226 code lead to further vehicle damage?

Ignoring the B1226 code can lead to further deterioration of the rear wiper system, potentially resulting in a complete failure of the rear wiper functionality when needed.

9. What tools are needed to address a B1226 code on a Chrysler?

Repairing a B1226 code typically requires basic hand tools for accessing and replacing components, a multimeter for electrical testing, and possibly a diagnostic scanner to read and clear the code from the vehicle’s computer system.

10. Can a B1226 code clear itself if the issue is resolved, or does it require manual clearing?

While some minor codes can reset after a certain number of successful drive cycles, it's advisable to use an OBDII scanner to clear the B1226 code manually after the issue has been resolved to ensure the system is functioning properly.

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