DTC Work Support Mode

Test Item

Test mode	Test item	Corresponding DTC No.	Reference
HO2S2	HO2S2 (B1) P1146	P0138	DTC Logic
	HO2S2 (B1) P1147	P0137	DTC Logic
	HO2S2 (B1) P0139	P0139	DTC Logic
	HO2S2 (B2) P1166	P0158	DTC Logic
	HO2S2 (B2) P1167	P0157	DTC Logic
	HO2S2 (B2) P0159	P0159	DTC Logic
A/F SEN1	A/F SEN1 (B1) P1278/P1279	--
	A/F SEN1 (B1) P1276	P0130	DTC Logic
	A/F SEN1 (B2) P1288/P1289	--
	A/F SEN1 (B2) P1286	P0150	DTC Logic
EVAPORATIVE SYSTEM	EVP V/S LEAK P0456/P1456*	P0456	DTC Logic
	PURG VOL CN/V P1444	P0443	DTC Logic
	PURG FLOW P0441	P0441	DTC Logic

*: DTC P1456 does not apply to Y51 models but appears in DTC Work Support Mode screens.