View Full Version : 2g Maf Question
dsmer125
03-21-2009, 11:58 PM
Hello, I am have some trouble with my 2g turbo awd. It is throwing a baramatic pressure sensor and intake air charge sensor. I know that i am using a good MAF, I think my problem is in my wiring. I have looked all over the net and I can't find what the pin voltages should be on the MAF plug for a 2g. I have a detailed layout from snap on of the whole engine wiring harness, but I need the pin voltages so I can know what wires arn't getting signal so that i can track them down and look for the problem. can anyone help me?
Red1991TSI
03-22-2009, 12:37 AM
I'd start with cleaning both sides of the connector. Sometimes grease and dirt combine to make a poor connection. Next step would be to find another 2g MAS and swap it to see if it goes away. While you think it may be good, it may not be.
i need a dsm
03-22-2009, 12:57 AM
Are you using a afc or a tuning device?
dsmer125
03-22-2009, 12:22 PM
I am using a Stock 95' ecu. I have dsmlink v2.5 installed right so I can pull the codes but i'm not keeping dsmlink in it.
dsmer125
03-26-2009, 09:10 PM
I cleaned both sides of the connector and no change, I swapped out another working MAF to see if that helped still no change. I used an ohm meter and checked for open circuits between the MAF plug and the ECU and every wire was good, I did however check the ground on the MAF plug between the positive on the battery (fully charged) and the pin and it only reads 6.7v. Shouldn't the ground be about 12.5? There used to be an SAFC II installed in the car but was taken out. I rechecked all the wiring on the ecu to make sure that it was correct and everything is good.
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