2018 Volkswagen Jetta service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- Comfortline Sedan 4-Door
- Base Sedan 4-Door
- Wolfsburg Edition Sedan 4-Door
- Sportline Sedan 4-Door
- SEL Sedan 4-Door
- Sport Sedan 4-Door
- Trendline Sedan 4-Door
- SE Sport Sedan 4-Door
- SE Sedan 4-Door
- Highline Sedan 4-Door
- S Sedan 4-Door
- GLI Sedan 4-Door
Engines covered
- 2.5L 2480CC 151Cu. In. l5 GAS DOHC Naturally Aspirated
- 2.0L 1984CC 121Cu. In. l4 GAS SOHC Naturally Aspirated
- 1.4L 1395CC 85Cu. In. l4 GAS DOHC Turbocharged
- 1.8L 1798CC 110Cu. In. l4 GAS DOHC Turbocharged
- 2.0L 1984CC 121Cu. In. l4 GAS DOHC Turbocharged
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
Tenneco Automotive (Tenneco) is recalling certain Beck/Arnley Master Cylinders, part number 072-9831, sold as aftermarket or replacement parts for 2004-2018 Volkswagen Jetta, and 2012-2019 Volkswagen
If there is a brake fluid leak, it can reduce braking ability, increasing the risk of a crash.
Beck/Arnley will notify the distributors that sold the master cylinders and will work with the distr
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2015-2019 GTI, 2015-2016 and 2018-2019 Golf, 2012-2019 Beetle and Beetle Convertible, 2017-2019 Golf SportWagen and 2011-2018 Jetta
Removing the key while the shift lever is in a position other than "Park" increases the risk of an u
Volkswagen will notify owners, and dealers will install an additional switch and circuit board, free
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2016-2018 Jetta vehicles. The fuel rail bolts may become loose over time, allowing fuel to leak.
A fuel leak increases the risk of a fire.
Volkswagen will notify owners, and dealers will replace the fuel rail bolts and, as necessary, the f
Difference between Component fluid leakage and seepage
This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the error message ERP0204E could occur during perform initial opera
Moisture Accumulation
Safety Related Inquiry and Reporting
Damage Inspection of Park assist sensors
This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct multiple test plans: All basic settings test for the following comp
Paint color and/or finish of the engine compartment may not match the exterior paint color
The National Highway Traffic Safety Administration (NHTSA) has issued an urgent warning regarding counterfeit replacement airbag inflators that are being installed in used vehicles.
Showing the 8 most recent of 393 technical service bulletins on file with NHTSA.
TL* THE CONTACT OWNS A 2018 VOLKSWAGEN JETTA. THE CONTACT STATED WHILE DRIVING 55MPH. THE CONTACT DEPRESSED ON THE BRAKE PEDAL AND THE PEDAL WAS NOT FUNCTIONING, THE CONTACT STRUCK A GUARDRAIL AND THE
TL* THE CONTACT OWNS A 2018 VOLKSWAGEN JETTA. THE CONTACT STATED WHILE DRIVING 55MPH. THE CONTACT DEPRESSED ON THE BRAKE PEDAL AND THE PEDAL WAS NOT FUNCTIONING, THE CONTACT STRUCK A GUARDRAIL AND THE
My car made a loud banging noise and would not move even though engine was running. Had towed and was told car needs new transmission I brought to another mechanic for second opinion and was told the
The car makes a loud popping/ clicking sound in the back of the car (near exhaust) whenever I accelerate or let off the gas.
On Monday [XXX] my 2018 VW Jetta S started gushing gas from the bottom of the car. I immediately pulled over and called AAA to have my car towed to my nearest VW dealer which was National City Volkswa
Showing the 5 most serious of 35 complaints filed with NHTSA.
