Service & Repair Manual

01-31
DTC DTC text Corrective action
SAE VAG
P1111 17519 Oxygen sensor
control, bank 1
System too lean
- Check oxygen sensor control before catalytic converter Page 24-76
P1112 17520 Oxygen sensor
control, bank 1
System too rich
P1113 17521 Bank 1, sensor 1
Internal resistance too
large
1)
- Next check signal wires for contact resistance => page Page 24-90 ; if there
are no contact resistances: Replace oxygen sensor
P1114 17522 Bank 2, sensor 1
Internal resistance too
large
1)
- Next check signal wires for contact resistance => page Page 24-112 ; if there
are no contact resistances: Replace oxygen sensor
1)
For these malfunctions, ECM does not switch on the Malfunction Indicator Lamp (MIL) unless malfunction is recognized
again after another engine start. Meaning of Malfunction Indicator Lamp (MIL) Page 01-3 .
Pa
g
e 20 of 52Check DTC Memor
y
(
function 02
)
and Erase DTC Memor
y
(
function 05
)
11/23/2002htt
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