Other information:
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P2096
POST CAT FUEL TRIM SYS B1
(Post catalyst fuel trim system too lean bank 1)
Diagnosis condition
—
Signal (terminal)
—
Threshold
The output voltage computed by ECM from the A/F sensor 1 signal is shifts to the lean side for a specified period
Diagnosis delay time
—
P2097
POST CAT FUEL TRIM SYS B1
(Post catalyst fuel trim system too rich bank 1)
Diagnosis condition
—
Signal (terminal)
—
Threshold
The A/F signal computed by ECM from the A/F sensor 1 signal is shifts to the rich side for a specified period
Diagnosis delay time
—
P2098
POST CAT FUEL TRIM SYS B2
(Post catalyst fuel trim system too lean bank 2)
Diagnosis condition
—
Signal (terminal)
—
Threshold
The output voltage computed by ECM from the A/F sensor 1 signal is shifts to the lean side for a specified period
Diagnosis delay time
—
P2099
POST CAT FUEL TRIM SYS B2
(Post catalyst fuel trim system too rich bank 2)
Diagnosis condition
—
Signal (terminal)
—
Threshold
The A/F signal computed by ECM from the A/F sensor 1 signal is shifts to the rich side for a specified period
Diagnosis delay time
—
POSSIBLE CAUSEDTC P2096
A/F sensor 1 (bank 1)
A/F sensor 1 heater
Heated oxygen sensor 2 (bank 1)
Fuel pressure
Fuel injector
Intake air leaks
Exhaust gas leaks
DTC P2097
A/F sensor 1 (bank 1)
A/F sensor 1 heater
Heated oxygen sensor 2 (bank 1)
Fuel pressure
Fuel injector
Intake air leaks
Exhaust gas leaks
DTC P2098
A/F sensor 1 (bank 2)
A/F sensor 1 heater
Heated oxygen sensor 2 (bank 2)
Fuel pressure
Fuel injector
Intake air leaks
Exhaust gas leaks
DTC P2099
A/F sensor 1 (bank 2)
A/F sensor 1 heater
Heated oxygen sensor 2 (bank 2)
Fuel pressure
Fuel injector
Intake air leaks
Exhaust gas leaks
FAIL-SAFENot applicable
DTC Confirmation Procedure
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test...
Exploded View
1.
AV control unit bracket (RH)
2.
AV control unit
3.
AV control unit bracket (LH)
4.
A/C auto amp.
Removal and Installation
REMOVALCAUTION:
Before disconnecting the AV control unit and battery terminals, turn the ignition switch OFF and wait at least 30 seconds...