Mercedes-Benz Tech Tip: Oil Leaking From Valve Cover
In cases of customer complaints of oil leakage, it is essential to determine the actual source.
Toyota “Check Brake System” Displayed At Startup
An updated skid control ECU logic is now available to address this concern.
Kia Tech Tip: Low-Beam Headlights Not Working
Some Kia Sorento models may experience an inoperable low beam bulb due to poor terminal contact at the low beam bulb connector.
Nissan: Abnormal Noise From Front Engine Mount
A single thunk noise may be heard during the first few accelerations of the day from this type of mount, and is considered normal operation.
Turbo Cooling: The Real Reason Turbochargers Are Back
Turbochargers have made a comeback. In 2010, only 5 percent of vehicles sold in the U.S. were turbocharged. By 2017, almost 28 percent of cars and trucks sold were turbocharged. How did they do it?
Volkswagen Tech Tip: AdBlue Warning Due To Leak At Reductant Injector
On models with the diesel engine, the AdBlue warning might be illuminated and code P20E8 for reductant pressure too low might be stored in the ECM.
Mazda Tech Tip: Whining Noise From Automatic Transaxle
Some customers may complain of a whining noise from the automatic transaxle when driving at 10 mph and above. The noise depends on the vehicle’s speed (the more speed, the more noise). The noise also occurs with all types of driving (acceleration, deceleration and steady speed).
Volkswagen Tech Tip: AdBlue Warning Due To Leak At Reductant Injector
On models with the diesel engine, the AdBlue warning might be illuminated and code P20E8 for reductant pressure too low might be stored in the ECM.
Audi Tech Tip: Identifying Animal Bite Marks And Solutions
Some customers may report electrical problems that might seem unrelated or in just one system. The issue could be animals biting wire insulation, cables and hoses. Animal damage primarily occurs on easily accessible and exposed parts.
Toyota Camry Tech Tip: ABS Noise, Warning Lamps And Code C1431
Some 2012-’13 model year Camry vehicles may exhibit a condition where ABS brake actuator pump motor noise is heard from the engine compartment with Brake ABS and/or TRAC warning lamp(s) illuminated and DTC C1431 stored.
Volkswagen Tech Tip: Coolant Pump Replacement Due To Coolant Staining
Coolant staining around the coolant pump area may cause an incorrect diagnosis and unnecessary replacement of coolant pump. Upon inspection, a small coolant spot or coolant staining is acceptable around the coolant pump.
Nissan Tech Tip: Permanent DTC (P-DTC) Information
Starting with 2010 Model Year, Nissan vehicles have been gradually incorporating a new type of DTC known as “Permanent DTC or P-DTC.” If a vehicle is equipped with P-DTCs, all emission-related DTCs will also set a P-DTC if the MIL is turned on.
