Ask Honest John

Most recently answered technical issues questions
I have had problem after problem with my car not starting. If I disconnect the battery every night and reconnect, or disconnect when I am not using it then reconnect, it starts every time. I have had it...
I have a 2003 BMW E39 525dSE auto Touring that appears to have a problem of overcooling. It can take up to 10 miles to reach normal working temperature, summer or winter. At that point, descending hills...
My neighbours (who are both old age pensioners) purchased a new Vauxhall Meriva in 2004 from a local franchised dealer, who has carried out all subsequent services on the car. To date the car has covered...
I own a Renault Laguna with a Key Card. The car is 4 years old. I can no longer remotely lock/unlock with the card but have to manually do it (a real nuisance having to take the cover off the passenger...
You state that in lower temperatures diesels use more fuel. What is the thermodynamic basis for this statement? I find it difficult to figure out why this should be. I have thought of the following: 1)...
I have an 04 Ford Focus Estate automatic and for the last 6 months of last year the red warning light kept coming on and it would sometimes alternate with the yellow ABS light. I had the car fully serviced...
In terms of fault occurrence, my Jazz is the most unreliable car I have ever owned. After a few hundred miles, the fuel consumption worsens by 10mpg or so. I discovered by chance that using high revs (6,000...
I own a 2004/54 Nissan Micra, which has done 13,500 miles and was chosen as a retirement car. I thought being English/Japanese it would be reliable, but I went to start it and the management symbol was...
My 2006 Skoda Octavia has done 21,000 miles and is still under warranty. One of the rear brake discs has developed rust over part of the surface, evenly distributed round the circumference and on the hub...
We are soon to purchase a new Mark VI Golf TSI. What is your opinion of protecting the car with Auto Gleam LifeShine? In your opinion does it do what it says on the box and is it worth the cost to have...
 

Ask Honest John

Value my car

Save £75 on Warranty using code HJ75

with MotorEasy

Get a warranty quote

Save 10% on GAP Insurance

Use HJ10 to save on an ALA policy

See offer