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Old 06-07-2021, 07:28 PM   #1
DerJuso
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P1235

Hey Guys i am rebuilding an GT86 and now, in the end fase i got some problems. When i start the car it will stay on 1500 U/min. After like 10 sek it will drop to 1000 and raise to 1500 like if i push the gas but i dont. i made a video i hope you know what i mean.

Video:


PS: dont mind the sound it was before i installed the exhaust but with exhaust its the same problem

I got the engine errors: P1235, P062D

Sry for my english i hope you understand me

Thx for your help!
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Old 06-07-2021, 08:56 PM   #2
NoHaveMSG
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I'd start by checking to make sure the connector going to the DI pump and the DI driver are seated and not damaged. Both of those codes indicate a possible short or open on the DI circuit.
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Old 06-08-2021, 04:32 AM   #3
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Okay and where/how can i check that? I also forgot to say that i already changed the hpfp. I cleand the connectors while changing it.

Last edited by DerJuso; 06-08-2021 at 04:44 AM.
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Old 06-08-2021, 06:39 AM   #4
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Alos check the DI compiter on side of engine has all three mount bolts tight including the hard to get at on at bottom and all conectors on DI computer plugged in all the way
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Old 06-08-2021, 07:09 AM   #5
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I dont put that on til now just plugged it in. I will try it directly!
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