AutoCodes – Mercedes-Benz – P1912 Mercedes-Benz

P1912 Mercedes-Benz Code - Electronic Gear Selector Module: Weak Touch Push Button Voltage

Quick Answer

P1912 Mercedes-Benz indicates Electronic Gear Selector Module: Weak Touch Push Button Voltage. Common causes include Faulty Electronic Gear Selector Module, Electronic Gear Selector Module harness is open or shorted, Electronic Gear Selector Module 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: P1912 Mercedes-Benz indicates Electronic Gear Selector Module: Weak Touch Push Button Voltage.
Common causes: Common causes include Faulty Electronic Gear Selector Module, Electronic Gear Selector Module harness is open or shorted, Electronic Gear Selector Module 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 13,595

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 27, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1912 Mercedes-Benz Description

OBDII Code P1912 Mercedes-Benz - Electronic Gear Selector Module: Weak Touch Push Button Voltage - AutoCodes.com — P1912 Mercedes-Benz Code - Electronic Gear Selector Module: Weak Touch Push Button Voltage

What does this mean?

What are the Possible Causes of the DTC P1912 Mercedes-Benz?

Faulty Electronic Gear Selector Module
Electronic Gear Selector Module harness is open or shorted
Electronic Gear Selector Module circuit poor electrical connection

How to Fix the DTC P1912 Mercedes-Benz?

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 P1912 Mercedes-Benz 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 P1912 Mercedes-Benz code?

Need more information on how to fix the P1912 Mercedes-Benz code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1912 Mercedes-Benz code diagnosed by a professional: Find a repair shop in your area

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 P1912 Mercedes-Benz Code

1. What are common symptoms of OBDII code P1912 in a Mercedes-Benz related to the Electronic Gear Selector Module?

- Common symptoms include difficulty shifting gears, unresponsive push buttons, and a malfunctioning gear selector display.

2. What could be causing the OBDII code P1912 in a Mercedes-Benz indicating a weak touch push button voltage?

- The most common cause is a faulty Electronic Gear Selector Module, damaged wiring, or a low voltage supply to the push buttons.

3. How can I diagnose the issue causing OBDII code P1912 in my Mercedes-Benz?

- Diagnostic steps may include checking the voltage supply to the gear selector module, inspecting wiring for damage, and performing a scan tool test.

4. Is it safe to continue driving my Mercedes-Benz with the OBDII code P1912 present?

- It is not recommended to drive the vehicle with this issue as it can lead to unpredictable gear shifting and potential safety hazards.

5. Can I repair the Electronic Gear Selector Module myself to address OBDII code P1912 in my Mercedes-Benz?

- Repairing or replacing the Electronic Gear Selector Module should be performed by a qualified technician due to the complexity of the system.

6. What are some tips for preventing OBDII code P1912 in a Mercedes-Benz from occurring again?

- Regular maintenance checks, avoiding water damage to the gear selector area, and addressing any electrical issues promptly can help prevent recurrence.

7. How much does it typically cost to repair the Electronic Gear Selector Module for OBDII code P1912 in a Mercedes-Benz?

- Repair costs can vary depending on the extent of the damage and the specific model of Mercedes-Benz, but it can range from a few hundred to a few thousand dollars.

8. Are there any recalls or technical service bulletins related to OBDII code P1912 in Mercedes-Benz vehicles?

- It is recommended to check with authorized Mercedes-Benz dealerships or online resources for any relevant recalls or technical service bulletins related to this issue.

9. Can a weak battery or alternator cause OBDII code P1912 to appear in a Mercedes-Benz?

- While a weak battery or alternator can potentially cause electrical issues, the specific cause of P1912 related to the Electronic Gear Selector Module is typically internal to that system.

10. How long does it usually take to repair the Electronic Gear Selector Module for OBDII code P1912 in a Mercedes-Benz?

- The repair time can vary depending on the availability of parts and the complexity of the repair process, but it may take several hours to a full day to complete the repair.