AutoCodes – Infiniti – B210D Infiniti

B210D Infiniti Code - Starter Relay ON

Quick Answer

Located in the Intelligent Power Distribution Module (IPDM) Engine Room (E/R), it runs the starter motor. Common causes include Faulty Intelligent Power Distribution Module (IPDM), Intelligent Power Distribution Module (IPDM) harness is open or shorted, Intelligent Power Distribution Module (IPDM) 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: B210D Infiniti indicates Starter Relay ON.
Common causes: Common causes include Faulty Intelligent Power Distribution Module (IPDM), Intelligent Power Distribution Module (IPDM) harness is open or shorted, Intelligent Power Distribution Module (IPDM) 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 3,081

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 Sep 17, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B210D Infiniti Description

Located in the Intelligent Power Distribution Module (IPDM) Engine Room (E/R), it runs the starter motor. The starter relay is turned ON by the Body Control Module (BCM) when the ignition switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication. The OBDII code sets when the IPDM E/R detects that the relay is stuck at ON position even if the followings condition are met for about 1 second: Starter control relay ON/OFF signal from BCM and Clutch interlock or shift park neutral position (PNP) switch input.

OBDII Code B210D Infiniti - Starter Relay ON - AutoCodes.com — B210D Infiniti Code - Starter Relay ON

What does this mean?

What are the Possible Causes of the DTC B210D Infiniti?

Faulty Intelligent Power Distribution Module (IPDM)
Intelligent Power Distribution Module (IPDM) harness is open or shorted
Intelligent Power Distribution Module (IPDM) circuit poor electrical connection

How to Fix the DTC B210D Infiniti?

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 B210D Infiniti 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.

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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 B210D Infiniti Code

1. What are the common symptoms of OBDII code B210D (Infiniti) related to the Starter Relay ON?

- Common symptoms include the starter staying engaged even after the engine has started, difficulty turning off the engine, and potential draining of the battery.

2. What are the possible causes of OBDII code B210D (Infiniti) indicating Starter Relay ON?

- Possible causes include a faulty starter relay, damaged wiring or connectors in the starter circuit, or issues with the ignition switch.

3. How can I diagnose the issue with OBDII code B210D (Infiniti) pointing to the Starter Relay ON?

- You can start by checking the condition of the starter relay, inspecting the wiring and connectors in the starter circuit, and testing the ignition switch for proper functionality.

4. Can I drive my Infiniti with OBDII code B210D (Starter Relay ON) without causing further damage?

- It is not recommended to drive the vehicle with this code as it can lead to potential issues such as draining the battery or causing damage to the starter system.

5. How can I reset OBDII code B210D (Infiniti) related to Starter Relay ON after making repairs?

- After fixing the underlying issue causing the code, you can reset it using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes, then reconnecting it.

6. Are there any DIY repair tips for addressing OBDII code B210D (Infiniti) linked to Starter Relay ON?

- DIY repair tips may include checking and replacing the starter relay, inspecting and repairing any damaged wiring, and ensuring proper connection of the starter components.

7. Is it necessary to consult a mechanic for OBDII code B210D (Infiniti) indicating Starter Relay ON?

- If you are not familiar with automotive electrical systems and troubleshooting, it is recommended to consult a professional mechanic to accurately diagnose and repair the issue.

8. Can extreme weather conditions trigger OBDII code B210D (Infiniti) associated with Starter Relay ON?

- Yes, extreme temperatures or moisture can affect the electrical components in the starter circuit, potentially leading to issues that trigger this code.

9. Are there any preventive measures to avoid OBDII code B210D (Infiniti) related to Starter Relay ON in the future?

- Regularly inspecting and maintaining the starter system, checking for loose connections, and addressing any electrical issues promptly can help prevent the recurrence of this code.

10. How urgent is it to address OBDII code B210D (Infiniti) related to Starter Relay ON?

- It is essential to address this code promptly to prevent further damage to the starter system, avoid draining the battery, and ensure the safe operation of the vehicle.