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1990 Audi V8 Quattro, MAF Waveform
this is a good waveform for a maf sensor @ wot snap but shows 1 bad cylinder in the engine , notice the low vacuum pulse happens every 8 pulses , and time between pulses is longer at the bad cylinder this is a v8 engine
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| Engine | 3.6 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
References
TECH: Q45 MAF sensor
TECH: VW Audi MAF test again !
TECH: Checking Toyota PU injectors.
TECH: Audi A6 misfire code issues
TECH: Saab 900se Intermitent Loss of Power Hot
TOOL: SNAP ON P.A.C. SCOPE
TECHTIP: VW's are great except for maf problems
TECHTIP: Cleaning Ford Maf Sensors
SNAPON: scope readings
SNAPON: MODIS Waveforms***** sort of.
Vehicle Data
1990 Audi V8 Quattro 3.6L
| Engine | 3.6 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
References
TECH: Q45 MAF sensor
TECH: VW Audi MAF test again !
TECH: Checking Toyota PU injectors.
TECH: Audi A6 misfire code issues
TECH: Saab 900se Intermitent Loss of Power Hot
TOOL: SNAP ON P.A.C. SCOPE
TECHTIP: VW's are great except for maf problems
TECHTIP: Cleaning Ford Maf Sensors
SNAPON: scope readings
SNAPON: MODIS Waveforms***** sort of.
Video