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Content .. 1963 1964 1965 1966 ..
DIAGNOSTIC TROUBLE CODE P1136 & P1137 DIAGNOSTIC TROUBLE CODE P1171 TO P1198 SAE DTC text Corrective action P1136 "Long Term Fuel Trim Add. Fuel,Bank1 System too Lean" z Check fuel pressure regulator and residual pressure, see FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING z Check intake air system for leaks (false air), see INTAKE SYSTEM FOR LEAKS (FALSE AIR), CHECKING z Check Fuel Pump (FP) -G6-, see CHECK FUEL PUMP z Check exhaust system for proper seal, see EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING z Check Secondary Air Injection (AIR) system for proper seal, see CHECKING SECONDARY AIR SYSTEM FOR PROPER SEAL z Check vacuum lines for leaks P1137 "Long Term Fuel Trim Add. Fuel,Bank1 System too Rich" z Check fuel pressure regulator and residual pressure, see FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING z Check fuel injectors (Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-), see FUEL INJECTORS, CHECKING z Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-, see EVAPORATIVE EMISSION (EVAP) CANISTER PURGE REGULATOR VALVE, CHECKING NOTE: add = additive, means that malfunction is only valid at closed throttle (idle). SAE DTC text Corrective action P1171 "Throttle Actuation Potentiometer Sign.2 Range/Performance" z Check Throttle Valve Control Module -J338-, see THROTTLE VALVE CONTROL MODULE, CHECKING P1172 "Throttle Actuation Potentiometer Sign.2 Signal too Low" P1173 "Throttle Actuation Potentiometer Sign.2 Signal too High" P1176 "O2 Correction Behind Catalyst,B1 Limit Attained" z Check Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC), see CHECK OXYGEN SENSOR AND OXYGEN SENSOR REGULATION BEFORE CATALYTIC CONVERTER
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE PERFORMANCE On-Board Diagnostic (OBD), 1.8L Generic Scan Tool - New Beetle
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