Have a quick squiz through these folks.

Some are for Gen II, some are for Gen 1, and some are purely experimental.

If you load one of these PID's and they don't work, then try some of the other possible PID codes.

You cant do any damage to the Scangauge or your Ecu using these, they will either work or not.

I have pulled these from a MSF thread, since some people here dont have an account with them.

Knock Retard (KR) (in degrees)
TXD: 07E0221746
RXF: 046285170646
RXD: 3008
MTH: 000700020000
NAM: KR

Tire Size (in revolutions/mile)
TXD: 07E02216F0
RXF: 0462051606F0
RXD: 3010
MTH: 000100010000
NAM: TIR

Barometric Pressure (in PSI)
TXD: 07DF0133
RXF: 04418533
RXD: 2808
MTH: 006400450000
NAM: BAR

Actual Valve Timing (in degrees)
TXD: 07E02216CD
RXF: 0462051606CD
RXD: 3010
MTH: 0001000A0000
NAM: VVT

Transmission Fluid Temperature (in degrees Fahrenheit)
TXD: 07E02211BD
RXF: 0462051106BD
RXD: 3010
MTH: 00090005FFD8
NAM: TFT

Boost (MAP-14.5psi):
TXD: 07E0010B
RXF: 0441850B0000
RXD: 2808
MTH: 00910064FF6F (Subtracts 100kPa from a mode 01 MAP reading)
NAM: BST

Horsepower
TXD: 00
RXF: 4000800000000
RXD: 0000
MTH: 000A00170000
NAM: HPR

Exhaust Temp
TXD: 07e0013c
RXF:0441053c0000
RXD: 2810
MTH: 0001000affd8
NAM: EGT

Manifold Air Flow
TXD: 686af10110
RXF: 044145100000
RXD: 2810
MTH: 000100010000
NAM: MAF

Short Term Fuel Trim Bank1
TXD: 07E00106
RXF: 044105060000
RXD: 2808
MTH: 00C80100FF9C
NAM: STF

Long Term Fuel Trim Bank1
TXD: 07E00107
RXF: 044105070000
RXD: 2808
MTH: 00C80100FF9C
NAM: LTF

Average Speed Current Trip
TXD: 71
RXF: 8000000000000
RXD: 0000
MTH: 000000000000
NAM: AVS

Time to Empty
TXD: 64
RXF: 8000000000000
RXD: 0000
MTH: 000000000000
NAM: TTE

Distance to empty
TXD: 44
RXF: 8000000000000
RXD: 0000
MTH: 000000000000
NAM: DTE

Fuel remaining in tank
TXD: 24
RXF: 8000000000000
RXD: 0000
MTH: 000000000000
NAM: FRT

Fuel Used
TXD: 14
RXF: 8000000000000
RXD: 0000
MTH: 000000000000
NAM: FUS

Average Fuel economy
TXD: 04
RXF: 8000000000000
RXD: 0000
MTH: 000000000000
NAM: AFC

Time for todays trip
TXD: 51
RXF: 8000000000000
RXD: 0000
MTH: 000000000000
NAM: TDT

A/F Ratio
TXD: 07DF0134
RXF: 04414534 > Changes fifth number from 0 to 4
RXD: 2808
MTH: 05B900800000

To get EGT in Celcius try one of the below codes (no guarantee of success with these)

TXD: 07e0013c
RXF: 0441053c0000
RXD: 2810
MTH: 000100010000
NAM: EGT


or

TXD: 07DF013C
RXF: 0441053c0000
RXD: 2810
MTH: 000100010028
NAM: EGT

or

TXD: 07e0013c
RXF: 0441053c0000
RXD: 2810
MTH: 000100010028
NAM: EGT

or

TXD: 07DF013C
RXF: 0441053C0000
RXD: 2810
MTH: 000100010000
NAM: EGT

These codes are purely experimental and come direct from Linear Logic. Some do work, and some might or might not work.

Air to Fuel Ratio
TXD: 07E022DA85
RXF: 046285DA0685
RXD: 3008
MTH: 001700140000
NAM: A/F

Ambient Air Tempetaure (Degrees F)
TXD: 07E022F446
RXF: 046205F40646
RXD: 3008
MTH: 00090005FFD8
NAM: AIR

Fan Speed Desired (%)
TXD: 07E02203B9
RXF: 0462050306B9
RXD: 3008
MTH: 0064007F0000
NAM: FSD

Fuel Injection Ammount (mg/Cyl)
TXD: 07E022DA99
RXF: 046245DA0699
RXD: 3010
MTH: 000300010000
NAM: Img

Fuel Level (%)
TXD: 07E022F42F
RXF: 046205F4062F
RXD: 3008
MTH: 006400FF0000
NAM: FLV

Fuel Pulse Width (miliseconds)
TXD: 07E022036C
RXF: 04624503066C
RXD: 3010
MTH: 000200190000
NAM: FPW

Fuel Rail Pressure (PSI) (Displays correctly now!!!)
TXD: 07E022F423
RXF: 046205F40623
RXD: 3010
MTH: 001D00140000
NAM: FRP

Intake Air Temperature 2 (Degrees F) This seems to be BAT, or close to it
TXD: 07E02203CA
RXF: 0462050306CA
RXD: 3008
MTH: 00090005FFD8
NAM: IA2

Knock Spark Retard (Degrees) (Doesn't seem to work, always 0.00)
TXD: 07E02203EC
RXF: 0462450306EC
RXD: 3010
MTH: 000100050000
NAM: KSR

Spark Advance (Degrees)
TXD: 07E022116B
RXF: 04628511066B
RXD: 3010
MTH: 000A00040000
NAM: SAV

Variable Cam Timing Actual Advance (Degrees)
TXD: 07E0220318
RXF: 046245030618
RXD: 3010
MTH: 000600010000
NAM: CTA

Measured Weight of Passenger (lbs)
TXD: 073722596A
RXF: 04620559066A
RXD: 3010
MTH: 000B00640000
NAM: MWP

More to come....