Audi ESP Light On

Audi DTCs for “Please read memory of engine control unit,” or “Load/RPM signal missing from engine control unit” are stored in the memory of the ESP control unit. When ESP regulation is necessary, the system interferes with the engine management system to reduce torque. Before the ESP system activates the brakes, TCS regulation takes place. The engine management system must work flawlessly to ensure proper ESP system operation.
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Trouble with Tributes

Some 2010-2011 Mazda Tributes equipped with the 2.5L engine may exhibit DTCs P0016 (crankshaft position – camshaft position correlation – Bank 1 Sensor A), P052A (cold start camshaft position timing over-advanced – Bank 1) and P052B (cold start camshaft position timing over-retarded – Bank 1).
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Toyota EVAP issue

Some 2009-2010 Japan-built Toyota 4Runner, Camry, FJ Cruiser, Land Cruiser, Prius, Rav4, Highlander and Yaris models may exhibit a MIL on with DTC P2420 (evaporative emission system switching valve control circuit high).
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Infiniti MIL

This TSB applies to Infiniti’s 2006-2012 G37 (and can apply to a host of other models). If the MIL is on with DTC P0603 stored in the ECM, this may have been set due to a previous low battery, dead battery or battery terminal disconnection.
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Relays go green

Some 2007-2008 Mitsubishi Outlander and 2008 Lancer vehicles may experience any or all of the following DTCs after the vehicle has been operated in very cold weather (approximately -5 degrees Fahrenheit or colder) after a short drive time of five to 10 minutes followed by a 15 to 20 minute cold soak:
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