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Check vacuum hoses for Secondary Air Injection System, repair as necessary. Go to next step. 2. Using scan tool, check Secondary Air Injection Valve (N112). See OUTPUT DIAGNOSTIC TEST MODE . Secondary Air Injection Valve should audibly click. If Secondary Air Injection Valve clicks, 3. Disconnect vacuum hose from combi-valve. See Fig. 68 . Start engine and idle, vacuum should be present when Secondary Air Pump Motor (V101) is running. If no vacuum is present, go to next step. If vacuum 4. Disconnect harness connector from Secondary Air Injection Valve (N112). Connect LED test light to secondary air injection valve harness connector, start engine, LED test light should illuminate. If test light 5. Using DVOM check resistance of Secondary Air Injection Valve (N112) wiring. See appropriate WIRING DIAGRAM under ENGINE PERFORMANCE in SYSTEM WIRING DIAGRAMS. Resistance DTC P1433/17841, DTC P1434/17842, DTC P1435/17843 & DTC P1436/17844 Code Definition z DTC P1433/17841: Secondary Air Injection Pump Relay (J299) - Open Circuit z DTC P1434/17842: Secondary Air Injection Pump Relay (J299) - Short To B+ z DTC P1435/17843: Secondary Air Injection Pump Relay (J299) - Short To Ground z DTC P1436/17844: Secondary Air Injection Pump Relay (J299) - Electrical Circuit Malfunction Test Requirements Ensure all fuses are okay, battery voltage is at least 11.5 volts, all electrical accessories are off, A/C is off. Test Procedure 1. Using scan tool, check Secondary Air Injection Pump Relay (J299). See OUTPUT DIAGNOSTIC NOTE: Output Diagnostic Test Mode is used when using Scan Tools VAG 1551/1552 or
2003 Volkswagen New Beetle GLS 2002-2003 ENGINE PERFORMANCE Self-Diagnostics - 1.8L Turbo
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