2000 s80 p1610 p1651 p0508

[masterbaz]

hi, can some one help me out here,
i get these faults when i use the reader,

P1610 ECM-903F Throttle unit, internal fault Faulty signal
P1651 ECM-981A Engine control module (ECM). Intermittent fault Internal fault

P0507 ECM-620A Idle Too much response

sometimes the car says emission system service, then sometimes goes into limp mode.
t07706577227

cars fine otherwise, sometimes drives perfect for days then other times does it daily.

[rerobin66]

check all hoses. some of the little ones hooked to the manifold go bad or come off. also check your charge air pipe that attaches under the manifold they come loose and slip down causing a leak in the system and it causes all kinds of intermittent symptoms.