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Some vehicles will display a message if an evaporative control system leak is detected that could ...
Views: 409
Filesize: 993.97kB
Date: Jun 1, 2017
 A leak detection pump (LDP) used on some Chrysler vehicles to pressurize (slightly) the fuel ...
Views: 362
Filesize: 130.41kB
Date: Jun 1, 2017
 A typical evaporative emission control system. Note that when the computer turns on the canister ...
Views: 431
Filesize: 129.37kB
Date: Jun 1, 2017
 The evaporative emission control system includes all of the lines, hoses, and valves, plus the ...
Views: 393
Filesize: 83.76kB
Date: Jun 1, 2017
A charcoal canister can be located under the hood or underneath the vehicle.
Views: 409
Filesize: 1.51MB
Date: Jun 1, 2017
 A capless system from a Ford Flex does not use a replaceable cap and instead is spring-loaded ...
Views: 375
Filesize: 1.88MB
Date: Jun 1, 2017
 The temperature of the outlet should be at least 10% hotter than the temperature of the inlet. if ...
Views: 398
Filesize: 150.18kB
Date: Jun 1, 2017
 A backpressure tool can be made by using an oxygen sensor housing and using epoxy or braze to hold ...
Views: 349
Filesize: 86.51kB
Date: Jun 1, 2017
The OBD-II catalytic converter monitor compares the signals of the upstream and downstream O2Ss to ...
Views: 315
Filesize: 73.48kB
Date: Jun 1, 2017
 The three-way catalytic converter first separates the NOX into nitrogen and oxygen and then ...
Views: 330
Filesize: 74.31kB
Date: Jun 1, 2017
 A typical catalytic converter with a monolithic substrate.
Views: 333
Filesize: 215.92kB
Date: Jun 1, 2017
 Most catalytic converters are located as close to the exhaust manifold as possible as seen in this ...
Views: 322
Filesize: 1.9MB
Date: Jun 1, 2017
A typical electric motor-driven AIR pump. This unit is on a Chevrolet Corvette and only works when ...
Views: 464
Filesize: 1.39MB
Date: Jun 1, 2017
 When the engine achieves closed-loop, the air is directed to the catalytic converter.
Views: 366
Filesize: 58.31kB
Date: Jun 1, 2017
 When the engine is cold and before the oxygen sensor is hot enough to achieve closed-loop, the ...
Views: 368
Filesize: 56.95kB
Date: Jun 1, 2017
 A typical belt-driven AIR pump. Air enters through the revolving fins behind the drive pulley. The ...
Views: 392
Filesize: 118.95kB
Date: Jun 1, 2017
Most PCV valves used on newer vehicles are secured with fasteners, which makes it more difficult ...
Views: 408
Filesize: 1.4MB
Date: Jun 1, 2017
 Using a gauge that measures vacuum in units of inches of water to test the vacuum at the dipstick ...
Views: 424
Filesize: 1.07MB
Date: Jun 1, 2017
 PCV valve operation in the event of a backfire.
Views: 370
Filesize: 38.78kB
Date: Jun 1, 2017
 Air flows through the PCV valve during acceleration and when the engine is under a heavy load.
Views: 417
Filesize: 99.06kB
Date: Jun 1, 2017
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