Cleaning the V12 Air Bleed Screw on Jaguar XJ6 Models: A DIY Guide If you’re the proud owner of a Jaguar XJ6 with the legendary V12 engine, you probably know that proper cooling system maintenance is critical to keep your cat running smoothly. One often-overlooked component is the air bleed tube assembly on top of […]
Category: XJ6
Preventing an early death on the 1990-94 XJ6 Jaguar hydraulic pump
The hydraulic system pump responsible for operating the rear brakes is powered by an expensive electric motor. This motor is prone to burnout if it runs continuously. A faulty accumulator ball, located under the hood (bonnet) on the left side near the windshield, can cause the motor to run excessively. The pump should operate for […]
Stakedown Kit Instructions for 1980-1987 XJ6 Jaguars
As an experienced Jaguar mechanic, I’m happy to share some knowledge about a common issue with the 1980-1987 XJ6 models: the tappet guides often come loose, making stakedown kits a popular and necessary upgrade. One of my customers recently reached out with questions about installing a stakedown kit, and he suggested I share my response […]
Bulb Failure Modules on the 1988-1994 XJ6
Bulb Failure Modules (BFMs) have a reputation of failure on XJ40s (XJ6), usually it’s one of a few simple things. 1: Make sure that every bulb works! The failure module is designed to alert you that a bulb is out, so check this first (easy stuff first). 2: Clean the bulb contacts in the sockets. […]
Heater Core Replacement on a Series III XJ6
Replacing the heater core on a Series III XJ6 can be a challenging task, often described as a real pain for Jaguar enthusiasts. The factory’s recommended procedure is notoriously time-consuming and complicated: 1. Remove the entire interior of the car. 2. Disassemble the dash and discharge the A/C system. 3. Remove the entire heater and […]
