2006 TOYOTA RAV4 Service Repair Manual

Page 1977 of 2000

TOYOTA RAV4 2006  Service Repair Manual 2AZ-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–89
ES
TYPICAL MALFUNCTION THRESHOLDS
P0037:
P0038:
P0141 (Heater performance monitor check):
COMPONENT OPERATING RANGE
WIRING DIAGRAM
Refer to DTC P01

Page 1978 of 2000

TOYOTA RAV4 2006  Service Repair Manual ES–902AZ-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
(a) Disconnect the B19 HO2 sensor connector.
(b) Turn the ignition switch ON.
(c) Measure the voltage between the terminals of the B19 
HO2 sens

Page 1979 of 2000

TOYOTA RAV4 2006  Service Repair Manual 2AZ-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–91
ES
(a) Check the EFI No. 1 fuse.
(b) Disconnect the B19 HO2 sensor connector.
(c) Remove the integration relay from the engine room No. 1 
relay bl

Page 1980 of 2000

TOYOTA RAV4 2006  Service Repair Manual ES–922AZ-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
(a) Disconnect the B19 HO2 sensor connector.
(b) Disconnect the B30 ECM connector.
(c) Measure the resistance.
Standard resistance (Check for op

Page 1981 of 2000

TOYOTA RAV4 2006  Service Repair Manual 2AZ-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–93
ES
DESCRIPTION
The Mass Air Flow (MAF) meter is a sensor that measures the amount of air flowing through the throttle 
valve.
The ECM uses this inf

Page 1982 of 2000

TOYOTA RAV4 2006  Service Repair Manual ES–942AZ-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
HINT:
When any of these DTCs are set, check the air-flow rate by selecting the following menu items on the 
intelligent tester: DIAGNOSIS / ENHA

Page 1983 of 2000

TOYOTA RAV4 2006  Service Repair Manual 2AZ-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEMES–95
ES
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
Read freeze frame data using the intelligent tester. Freeze frame data records the engine condition wh

Page 1984 of 2000

TOYOTA RAV4 2006  Service Repair Manual ES–962AZ-FE ENGINE CONTROL SYSTEM  –  SFI SYSTEM
ES
A
(a) Disconnect the B1 Mass Air Flow (MAF) meter 
connector.
(b) Turn the ignition switch ON.
(c) Measure the voltage between the terminal of t