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2003 Infiniti Q45 Base Luxury Sedan

2003 Infiniti Q45
Trim Info:
Rear-Wheel Drive, 4 Door Sedan, Mid-Size
17 mpg city / 23 mpg hwy
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July 1, 2013, 4:10 pm


Question: My car just failed inspection for codes P1145/P1140 what needs to be repaired and the cost

My q45 has low fuel rail pressure and a reservoir solenoid circuit condition,I dont know any about repairs and the cost,I wanted to know what does these repairs consist of and about how much should it cost

July 10, 2013, 5:22 pm

Elizabeth K

Those codes are for the Intake Valve Timing Control Position Sensors (left and right bank). You'll need some further diagnosis to determine if they're bad or if there is a wiring problem. Most shops will probably clear the codes first and wait to see if they come back, but until you start getting into some more diagnosis, it will be hard to get an accurate estimate. You can check an auto parts website for prices for both parts, to get a ballpark idea.

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July 25, 2013, 11:20 pm


Thanks very much the info was very helpful....

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