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If the specified values are exceeded: z EVAP canister system, checking for proper seal, see EVAP CANISTER SYSTEM, CHECKING FOR z Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-, see EVAPORATIVE z Leak detection pump (LDP) -V144-, checking, see CHECK LEAK DETECTION PUMP (LDP) . z Erase DTC memory of Engine Control Module (ECM), see DIAGNOSTIC MODE 4: RESET/ERASE z Generate readiness code, see READINESS CODE, GENERATING . Test-ID 09: Engine Coolant Temperature (ECT) Sensor -G62- Test requirement z There must not be any DTCs stored in DTC memory, see DIAGNOSTIC MODE 3: CHECK DTC Work procedure z Connect diagnostic tester, see CONNECT DIAGNOSTIC TESTER . z Perform a road test until a coolant temperature of 80 to 100 °C has been reached, see DIAGNOSTIC Observe the safety precautions that apply to road tests, see SAFETY PRECAUTIONS . z Switch ignition off. z Start engine at a coolant temperature of 80 to 90 °C and let it run at idle. z Perform a 5 minute road test in the highest gear or in the highest driving mode on a level driving surface. z The following operating conditions must be met during this road test: z Engine speed approx. 1800 to 2200 RPM, see DIAGNOSTIC MODE 1: CHECK MEASURED z Vehicle speed constant 90 km/h, see DIAGNOSTIC MODE 1: CHECK MEASURED VALUES ; PID Observe the safety precautions that apply to road tests, see SAFETY PRECAUTIONS . z Large/small leak 1.6..1.90 - 1.65...1.90 - z Reed contact not closed - 0.5/s - 0.5/s z Reed contact does not open - 25 - 30 z Tank ventilation system not 30 - 0 -
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE PERFORMANCE On-Board Diagnostic (OBD), 1.8L Generic Scan Tool - New Beetle
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