catalytic converter over temperature - usually only seen on Japanese home market models. There is a sensor on the cat that sometimes fails or it could be a blocked cat.
2000 1.6 8V Vitara, Calmini 3+3, 33 MTs, 5:83R&Ps, remapped ECU
2000 1.6 16V Baleno GS, stock
1986 SJ413K pick-up with G16B conversion
1984 SJ410 tube buggy