Volkswagen Passat 1995 Official Factory Repair Manual page 1584

Diagnostic Trouble Code (DTC) tables:
SAE- DTC text
DTC
P1117 HO2S Heater Control
Circuit (Bank 1 Sensor 2)
Low
P1118 HO2S Heater Control
Circuit (Bank 1 Sensor 2)
P1127 Bank 1, mixture adaption
(mult.) System too rich
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Corrective action
- Check oxygen sensor heater for oxygen sensor
behind catalytic converter
- Fuel pressure regulator and residual pressure,
checking Page 24-78
- Check fuel injectors (Cylinder 1 Fuel Injector -
N30- to Cylinder 4 Fuel Injector -N33-)
65
- Check Evaporative Emission (EVAP) Canister
Purge Regulator Valve -N80-
Page 22 of 41
ST-77
Page 24-28
Page 24-
Page 20-31
6/12/2004