P1646 Diagnostic Trouble Code Discussion for October 2012
Hydraulic Cooling Fan Control Circuit Low
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| Help Request | Posted | |
| 2003 Jaguar XJ8 4.0L MIL Lamp on VIN: SAJDA14CX3 P1646: Bank 1 sensor 1 o2 sensor. I have limited resources on this vehicle but im at a dead end.have replaced ecm,o2 sensor and still code returns quickly.checking resistance on all 4 wires and all the same 1.2 ohms.i can't read live data.i'm not getting definitive answers on shopkey as to whi... |
October 15, 2012 |
