GLI L4-2.0L Turbo (CCTA) (2008)
Leak Detection Pump: Testing and Inspection
Generic Scan Tool
Leak Detection Pump, Checking
Special tools, testers and auxiliary items required
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multimeter.
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Wiring diagram.
Test requirements
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The Leak Detection Pump (LDP) V144 fuse 15 in fuse panel B is OK.
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The ignition switched off.
Test procedure
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Perform a preliminary check to verify the customers complaint. See: Computers and Control Systems/Testing and Inspection/Scan Tool Testing
and Procedures/Preliminary Check
Start diagnosis
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Remove the right rear wheel housing liner.
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Disconnect the Leak Detection Pump (LDP) V144 electrical harness connector - 2 -.
Checking internal resistance
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Using a multimeter, check the Leak Detection Pump (LDP) V144 for resistance as follows:
Leak Detection Pump (LDP)
Specified values
V144 electrical connector
terminals
1 to 3
640 to 720 Ohms
2 to 3
15 to 17 Ohms
If the specified values were Not obtained:
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Replace the Leak Detection Pump (LDP) -V144-.
If the specified values were obtained:
Checking voltage supply