
2000 Jaguar Vanden Plas 4.0L MIL Lamp on
Pulled code p1646 heater circuit fault bank A upstream sensor. replaced all 4 sensors (with Denso after market sensors) and code returned on first test drive. have checked wiring for heater relays to sensors and wiring between ecm and sensors all test and look...
FIX posted 7/17/2009
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Message Closed w/FIX
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VIN | SAJDA24C6Y |
Engine | 4.0 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cold |
Trouble Codes
P1646 | Hydraulic Cooling Fan Control Circuit Low |
Message Closed w/FIX
Vehicle Data
2000 Jaguar Vanden Plas
VIN | SAJDA24C6Y |
Engine | 4.0 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cold |
Trouble Codes
P1646 | Hydraulic Cooling Fan Control Circuit Low |