FUEL SYSTEM On-vehicle Inspection of MPI Components
With the idle speed control servo as shown in the
illustration, connect the negative terminal of the power
supply to each clip as described in the following steps, and
check whether or not a vibrating feeling (a feeling of very
slight vibration of the stepper motor) is generated as a
result of the activation of the stepper motor.
Connect the negative terminal of the power supply to
the red and black clip.
Connect the negative terminal of the power supply to
the blue and black clip.
Connect the negative terminal of the power supply to
the blue and yellow clip.
Connect the negative terminal of the power supply to
the red and yellow clip.
Connect the negative terminal of the power supply to
the red and black clip.
Repeat the tests in sequence from
to
(6) If, as a result of these tests, vibration is detected, the
stepper motor can be considered to be normal.
TSB Revision
Summary of Contents for 3000GT 1991
Page 1: ...Volume lm I k 6 I I I Engine Chassis Body f...
Page 2: ......
Page 6: ...c...
Page 50: ......
Page 53: ...ENGINE General Information II 3 UBRICATION SYSTEM 7LUOO25 TSB Revision...
Page 106: ......
Page 294: ......
Page 442: ......
Page 446: ......
Page 448: ......
Page 450: ......
Page 452: ......
Page 454: ......
Page 456: ......
Page 458: ......
Page 460: ......
Page 462: ......
Page 463: ......
Page 576: ......
Page 604: ...27 8 REAR AXLE AWD Special Tools SPECIAL TOOLS MZ DA MB990799 01 TSB Revision...
Page 662: ......
Page 707: ...REAR SUSPENSION AWD Special Tools 34 21 I id TSB Revision...
Page 816: ......
Page 828: ......
Page 872: ...c c C...
Page 876: ...42 4 BODY SDecial Tools SPECIAL TOOLS M42DA remover TSB Revision...
Page 938: ......
Page 942: ...EXTERIOR SDecial Tools SPECIAL TOOLS MBlKG I system inspectlon MB991 359 TSB Revision...
Page 978: ......
Page 1010: ......
Page 1145: ......
Page 1146: ......