1997 Volvo 850 GLT 2.4L MIL Lamp on
Check engine light comes on for secondary air. we found that air pump is not coming on. Pump does work if activated with hot wire. Ground is good to pump. It gets fed from a relay. Found that relay is not getting ground from [...] a coolant temp sensor thinkin...
FIX posted 9/28/2010
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Message Closed w/FIX
Vehicle Data1997 Volvo 850 GLT
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1997 Volvo 850 GLT
VIN | YVILS5647V |
Engine | 2.4 L / 5 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cold |
Trouble Codes
446 | Pulsed secondary air injection system pump flow fault |