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Specification: approx. ambient temperature DISPLAY GROUP 4: GENERAL ENGINE DATA If the specification is not obtained: z Perform check according to following table: Evaluating display group 4, display zone 4 - Intake air temperature EVALUATING DISPLAY GROUP 4, DISPLAY ZONE 4 - INTAKE AIR TEMPERATURE
Display zones 1 2 3 4 Display group 4: General engine data xxxx RPM xx.xxx V xxx.x °C xxx.x °C Indicated Engine speed (in steps of 40) Supply voltage for Motronic Engine Control Module (ECM) -J220- Engine Coolant Temperature (ECT) Intake air temperature Working 0 to 6800 RPM 12.000 to 15.000 V -48.0 to 143.0 °C -48.0 to 143.0 °C Specification 760 to 810 RPM (1)
700 to 750 RPM (2) 12.000 to 15.000 V - Approx. ambient temperature (3) - - - If the specification is not obtained, see CHECKING WIRING , Evaluating display group 4 (1) Engine idling at normal operating temperature for manual transmission (2) Engine idling at normal operating temperature for automatic transmission (3) If a temperature is displayed which is less than the ambient temperature of the sensor, check sensor Display group: 4 Possible cause Corrective action Display zone: 4 Approx. -48.0 °C (1) z Wiring open circuit or short to positive z Continuation, see CHECKING WIRING Approx. 143.0 °C (1) z Short to Ground (GND) z Continuation, see CHECKING WIRING Approx. ambient z Signal periodically interrupted z Check sensor, see CHECKING WIRING , continuation for ambient temperature
2003 Volkswagen New Beetle GLS 1998-2004 ENGINE PERFORMANCE Multiport Fuel Injection (MFI) , 1.8L AWP, AWV - New Beetle
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