2001 TOYOTA AVALON Service Repair Manual

Page 985 of 1897

TOYOTA AVALON 2001  Service Repair Manual DI-106
- DIAGNOSTICSENGINE
262 Author: Date:
2001 AVALON   (RM808U)
DTC P1130 A/F Sensor Circuit Range/Performance Mal-
function (Bank 1 Sensor 1)
DTC P1150 A/F Sensor Circuit Range/Performance Mal-

Page 986 of 1897

TOYOTA AVALON 2001  Service Repair Manual A00364
Vehicle Speed
60 - 120 km/h
(38 - 75 mph)
Idling
IG SW OFF
3 - 5 min.
Time
(a) (b)(c)(d)
- DIAGNOSTICSENGINE
DI-107
263 Author: Date:
2001 AVALON   (RM808U)
CONFIRMATION DRIVING PATTERN
(a) C

Page 987 of 1897

TOYOTA AVALON 2001  Service Repair Manual DI-108
- DIAGNOSTICSENGINE
264 Author: Date:
2001 AVALON   (RM808U)
2 Check output voltage of A/F sensor.
PREPARATION:
(a) Connect  the OBD II scan tool or TOYOTA  hand-held  tester  to  the  DLC3.

Page 988 of 1897

TOYOTA AVALON 2001  Service Repair Manual - DIAGNOSTICSENGINE
DI-109
265 Author: Date:
2001 AVALON   (RM808U)
4 Check resistance of A/F sensor heater (See page SF-79).
NG Replace A/F sensor.
OK
5 Check air induction system (See page SF-1).

Page 989 of 1897

TOYOTA AVALON 2001  Service Repair Manual DI-1 10
- DIAGNOSTICSENGINE
266 Author: Date:
2001 AVALON   (RM808U)
9 Is there DTC P1130 or P1150 being output again?
YES Check and replace ECM (See page IN-30).
NO
10 Did vehicle runs out of fuel

Page 990 of 1897

TOYOTA AVALON 2001  Service Repair Manual - DIAGNOSTICSENGINE
DI-1 11
267 Author: Date:
2001 AVALON   (RM808U)
DTC P1133 A/F Sensor Circuit Response Malfunction
(Bank 1 Sensor 1)
DTC P1153 A/F Sensor Circuit Response Malfunction
(Bank 2 Sen

Page 991 of 1897

TOYOTA AVALON 2001  Service Repair Manual DI-1 12
- DIAGNOSTICSENGINE
268 Author: Date:
2001 AVALON   (RM808U)
HINT:
The voltage of the AFR+ or AFL+ terminal of the ECM is fixed at 3.3 V and the voltage of the AFR- or AFL-
terminal is fixed

Page 992 of 1897

TOYOTA AVALON 2001  Service Repair Manual - DIAGNOSTICSENGINE
DI-1 13
269 Author: Date:
2001 AVALON   (RM808U)
5 Check air induction system (See page SF-1).
NG Repair or replace.
OK
6 Check fuel pressure (See page SF-6).
NG Check and repair