Monitor Strategy

P2238:

A/F

sensor

Bank 1) open circuit between AF+ and AF-

P2238:

A/F

sensor

Bank 1) short circuit between AF+ and AF-

P2238:

A/F

sensor

Bank 1) short circuit between AF+ and GND

P2239:

A/F

sensor

Bank 1) short circuit between AF+ and +B

P2241

A/F

sensor

Bank 2) open circuit between AF+ and AF-

Related DTCs

P2241

A/F

sensor

Bank 2) short circuit between AF+ and AF-

P2241

A/F

sensor

Bank 2) short circuit between AF+ and GND

P2242:

A/F

sensor

Bank 2) short circuit between AF+ and +B

P2252:

A/F

sensor

(Bank 1) short circuit between AF- and GND

P2253:

A/F

sensor

Bank 1) short circuit between AF- and +B

P2255:

A/F

sensor

Bank 2) short circuit between AF- and GND

P2256:

A/F

sensor

Bank 2) short circuit between AF- and +B

Required Sensors/Components (Main)

A/F sensor

Required Sensors/Components (Related)

Engine Coolant Temperature (ECT) sensor, Crankshaft position sensor

Frequency of Operation

Once per driving cycle

Duration

10 seconds: A/F sensor open circuit between AF+ and AF-5 seconds: Others

MIL Operation

2 driving cycles

Sequence of Operation

None

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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