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A typical ECT sensor temperature versus voltage curve.
Views: 345
Filesize: 44.98kB
Date: May 30, 2017
 A typical engine coolant temperature (ECT) sensor. ECT sensors are located near the thermostat ...
Views: 337
Filesize: 433.78kB
Date: May 30, 2017
 Global OBD II can be accessed from the main menu on all aftermarket and some original equipment ...
Views: 311
Filesize: 1.61MB
Date: May 30, 2017
 OBD-II DTC identification format.
Views: 286
Filesize: 43.03kB
Date: May 30, 2017
The malfunction indicator lamp might be labeled “service engine soon,” which can cause ...
Views: 351
Filesize: 652.44kB
Date: May 30, 2017
 A typical malfunction indicator lamp (MIL) often labeled “check engine.”
Views: 308
Filesize: 446.18kB
Date: May 30, 2017
 Sixteen-pin OBD II DLC with terminals identified. Scan tools use the power pin (16) ground pin (4) ...
Views: 323
Filesize: 116.48kB
Date: May 30, 2017
 Checking the terminating resistors using an ohmmeter at the DLC.
Views: 250
Filesize: 21.16kB
Date: May 30, 2017
A typical bus system showing module CAN communications and twisted pairs of wire.
Views: 320
Filesize: 146.99kB
Date: May 30, 2017
 A star link-type network where all of the modules are connected together using splice packs.
Views: 381
Filesize: 195.35kB
Date: May 30, 2017
 A ring link network reduces the number of wires it takes to interconnect all of the modules.
Views: 351
Filesize: 170.49kB
Date: May 30, 2017
 A network allows all modules to communicate with other modules.
Views: 307
Filesize: 132.37kB
Date: May 30, 2017
This PCM on a Chrysler vehicle can only be seen by hoisting the vehicle because it is located next ...
Views: 282
Filesize: 1.36MB
Date: May 30, 2017
 This Powertrain Control Module (PCM) is located under the hood on this Chevrolet pickup truck.
Views: 316
Filesize: 535.99kB
Date: May 30, 2017
 The clock generator produces a series of pulses that are used by the microprocessor and other ...
Views: 331
Filesize: 542.73kB
Date: May 30, 2017
 The calibration module on many Ford computers contains a system PROM.
Views: 296
Filesize: 21.65kB
Date: May 30, 2017
Typical ignition timing map developed from testing and used by the vehicle computer to provide the ...
Views: 322
Filesize: 19.47kB
Date: May 30, 2017
 Many electronic components are used to construct a typical vehicle computer. Notice the quantity of ...
Views: 368
Filesize: 556.22kB
Date: May 30, 2017
 Both the top and bottom pattern have the same frequency. However, the amount of on-time varies.
Views: 322
Filesize: 10.05kB
Date: May 30, 2017
 A typical module-controlled high-side driver (HSD) where the module itself supplies the electrical ...
Views: 332
Filesize: 58.66kB
Date: May 30, 2017
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