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Diagnostic Aids

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

Inspect for mechanical conditions or for binding that may be temperature related. components may not move freely in extreme heat or cold due to the presence of contaminants or ice formation.

DTC P2119

Step Action Values Yes No
Schematic Reference:  Engine Controls Schematics 
Connector End View Reference:  Powertrain Control Module (PCM) Connector End Views  and  Engine Controls Connector End Views 
1 Did you perform the Diagnostic System Check-Engine Controls? - Go to Step 2  Go to Diagnostic System Check - Engine Controls
2 Is DTC P1516, P2101 also set? - Go to Diagnostic Trouble Code (DTC) List Go to Step 3 
3
  1. Turn OFF the ignition for 15 seconds.
  2. Turn ON the ignition, with the engine OFF.
  3. Allow the pedal to rest at stop for 30 seconds.
  4. Observe the indicated throttle position parameter with a scan tool.
Does the scan tool indicate throttle position within the specified range?		 17-27% Go to Step 6  Go to Step 4 
4 Remove the throttle body assembly. Refer to Throttle Body Assembly Replacement (L26) or Throttle Body Assembly Replacement (L32) .
Did you find any obstructions preventing the throttle blade from returning to the default position?		 - Go to Step 5  Go to Step 6 
5 Remove the obstruction.
Did you complete the repair?		 - Go to Step 7  -
6 Replace the throttle body assembly. Refer to Throttle Body Assembly Replacement (L26) or Throttle Body Assembly Replacement (L32) .
Did you complete the replacement?		 - Go to Step 7  -
7
  1. Clear the DTCs with a scan tool.
  2. Turn OFF the ignition for 30 seconds.
  3. Start the engine.
  4. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records.
Did the DTC fail this ignition?		 - Go to Step 2  Go to Step 8 
8
IMPORTANT: Be aware that repairing 1 individual condition may correct more than 1 DTC.
Observe the Capture Info with a scan tool.Are there any DTCs that have not been diagnosed?		 - Go to Diagnostic Trouble Code (DTC) List System OK
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