HAD OIL CHANGED ON A 2007 TUNDRA. SHORTLY AFTER THE VSC, 4-LO AND CHECK ENGINE LIGHTS STARTED FLASHING. DISCONNECTED NEG. BATTERY CABLE AND RECONNECTED LIGHTS STOPPED FLASHING FOR THE REST OF DAY. LATER IN EVENING ALL STARTED FLASHING AGAIN. IS IT A MALFUNCTION OR WHAT COULD OF HAPPENED DURING OIL CHANGE?
