Toyota 2001 Camry Owner's Manual page 146

'01CAMRY CNG (L/O0009)
CAUTION
Never turn off the engine to coast
down hills. Your power steering and
brake booster will not function with-
out the engine running. Also, the
emission control system operates
properly only when the engine is run-
ning.
140
2001 CAMRY CNG_U (OM33542U)