Ignition Australia July 2017 | Page 27

There is enough revenue potential 15,000 km a year it makes sense these additional services to the in already that a brake fluid flush should be number you actually sold. If you booked in each day to reach the performed about every two years. sold no brake fluid flushes when most ambitious workshop targets. If you service an average of 15 the odds say you should have All that's needed is to educate the cars each week, you can assume sold five or six, you need to ask customer on why this essential around five or six of those cars yourself why? maintenance work needs to be should have been due for brake Read the full tutorial, download carried out. fluid flush. the If your average customer gets The beauty of the TaT Biz Average video on this subject, as well as their nine Service Price Calculator is that access other useful resources at around you can compare the potential of tatbiz.net.au/resources the cars car months that are serviced and every travels template and watch the Capricorn Tech Tips Capricorn Tech Tips provides Members with access to valuable technical tips from Capricorn Preferred Suppliers. Each month we will feature a new Tech Tip that addresses common workshop problems. In addition to our monthly feature, there are many more Tech Tips on our website which can be viewed by following the prompts: capricorn.coop/TechTips Vehicle and Category: Mercedes Throttle Pedal Fault Symptoms • ESP, BAS and pre-safe message showing on the dash • Fault codes stored for the throttle pedal sensor B37 • Customer complains of hold function, hill start assist, trailer destablisation and unavailable adaptive brake lights • Normally you can cycle the ignition and then the warnings should disappear for a short time before coming back Cause The fault is the throttle pedal, but the actual cause may be pins at the throttle pedal rather than wiring or the pedal itself Repair 1. Visual inspection of the pins. You should be looking to see if they are spread open or contaminated with water/corrosion 2. If damaged, it’s worth replacing pins as this fixes around 80% of complaints of this nature. This could help avoid an expensive incorrect diagnosis to do with the throttle or ECU 3. Make sure wiring is in good condition by checking connections at the engine ECU and ensuring there is no water ingress 4. Carry out a load test of the wiring from the ECU to the throttle pedal. This will prove the integrity of the wiring and that it is capable of carrying a voltage and reliable signal to the ECU Tech Tip provided by: CAPRICORN IGNITION JULY 2017 27