NGK 9810 Diesel Glow Plug

NGK Diesel Glow Plug 9810 Overview

NGK Glow Plug 9810 is a diesel glow plug built with a ceramic-type material, a flat seat, and a pin terminal for 12-volt systems. It is a direct-fit style replacement for select Volkswagen diesel applications, including Volkswagen Beetle, Golf, Jetta, and Touareg models listed below.

Key Features

• Ceramic-type glow plug construction
• 12-volt system voltage with 7.00 voltage rating
• Flat seat design for the specified OE-style application
• Pin terminal with M4 terminal thread size
• 10 mm hex size for service access
• NGK part number 9810, also identified as CZ104

Product Details

NGK Glow Plug 9810 is engineered for diesel engine cold-start operation in the applications shown here. The listed dimensions include a 3.82 length and 0.391 thread diameter, supporting the correct fitment profile for the specified Volkswagen diesel glow plug applications. NGK’s long-standing OE manufacturing background and focus on original equipment standards make this part a practical choice for drivers and technicians servicing Volkswagen Beetle, Golf, Jetta, and Touareg diesel models.

This part cross-references 250202023 and N 105 916 08 for the same application.

Vehicle Fitment

• Fits 2006-2008 Volkswagen Touareg, N/A
• Fits 2004-2006 Volkswagen Beetle, N/A
• Fits 2004-2006 Volkswagen Golf, N/A
• Fits 2004-2006 Volkswagen Jetta, N/A

Common Replacement Reasons

• Hard starting in cold weather
• Extended cranking before the engine fires
• Rough diesel startup after the vehicle sits
• Glow plug fault codes related to the listed application
• Restoring proper preheat performance on Volkswagen diesel engines

Installation Notes

Verify the engine application, thread diameter, seat type, terminal style, and voltage rating before installation. Clean the glow plug bore and inspect the connector and harness condition during service. Use the listed OE-style fitment information for Volkswagen Beetle, Golf, Jetta, and Touareg diesel applications to confirm the correct replacement before installation.

Quality Assurance

NGK is a major OE supplier with extensive automotive manufacturing experience and a reputation built around original equipment standards. Part number 9810 is produced to support the durability and operational performance expected in the specified diesel glow plug application.