P0038 16422
REGULATION BEHIND
CATALYTIC CONVERTER,
CHECKING .
P0101 16485
Mass or Volume Air Flow Circuit
R
ange/Performance
C
heck Mass Air Flow (MAF)
Sensor -G70-. See MASS AIR
FLOW (MAF) SENSOR -G70-,
CHECKING .
C
heck intake air system for leaks
(false air). See INTAKE
SYSTEM, CHECKING FOR
LEAKS (FALSE AIR) .
S
ee appropriate SYSTEM WIRING
DIAGRAMS article.
P0102 16486
Mass or Volume Air Flow Circuit Low
I
nput
P0103 16487
Mass or Volume Air Flow Circuit High
I
nput
P0106 16490
Manifold Absolute Pressure/Barometric
P
ressure Circuit Range/Performance
Note
P0116 16500
Engine Coolant Temperature Circuit
R
ange/Performance
Check Engine Coolant Temperature
(ECT) Sensor -G62-. See E
NGINE
COOLANT TEMPERATURE
(ECT) SENSOR -G62-,
CHECKING .
P0117 16501
Engine Coolant Temperature Circuit
L
ow
P0118 16502
Engine Coolant Temperature Circuit
H
igh
P0121 16505
Throttle/Pedal Position Sensor/Switch
"
A" Circuit Range/Performance
C
heck Throttle Valve Control
Module -J338-. See THROTTLE
VALVE CONTROL MODULE -
J338-, CHECKING .
P0122 16506
Throttle/Pedal Position Sensor/Switch
"
A" Circuit Low
P0123 16507
Throttle/Pedal Position Sensor/Switch
"
A" Circuit High
P0130 16514
O2 Sensor Circuit, Bank 1 Sensor 1
C
heck oxygen sensor heater for
oxygen sensors before Three Way
Catalytic Converter (TWC). See
OXYGEN SENSOR (O2S)
HEATER -Z19- BEFORE
CATALYTIC CONVERTER,
CHECKING .
C
heck Oxygen Sensor (O2S) and
oxygen sensor control before Three
Way Catalytic Converter (TWC).
See HEATED OXYGEN
SENSOR (HO2S) -G39- AND
OXYGEN SENSOR
REGULATION BEFORE
CATALYTIC CONVERTER,
CHECKING .
P0133 16517
O2 Sensor Circuit Slow Response, Bank
1 Sensor 1
O2 Sensor Heater Circuit, Bank 1
2005 Audi A4 Quattro
DTC INDEX DTC Index - 1.8L (AMB Engine)
11:32:48 PM Page 2
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