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Home >> Chevrolet >> 2001 >> Camaro Base, 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Engine Control System Self-Diagnostics - 5.7L) >> Diagnostic Tests >> DTC P1514: Throttle Body Performance ("Y" Body) >> Diagnostic Procedures

Diagnostic Procedures

WARNING: This page is about a different car, the 2000 Pontiac Firebird, 2000 Chevrolet Corvette, and 2000 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Perform On-Board Diagnostic (OBD) system check. See ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK . After performing OBD system check, go to next step.
  2. If DTC P0101, P0102, P0103, P0107, P0108, P0112, P0113, P1111 or P1112 is also set, diagnose affected DTC(s) first. If DTC(s) is not set, go to next step.
    CAUTION: Turn ignition off before inserting fingers into throttle bore. Unexpected movement of throttle blade could cause possible injury.
  3. Inspect throttle for loose or damaged TP sensor, loose or damage throttle blade, broken throttle shaft or drive mechanism damage. If any of these conditions exist, replace throttle body and go to next step. If none of these conditions exist, see DIAGNOSTIC AIDS .
  4. Using scan tool, select DTC, CLEAR INFO function. Start and warm engine to normal operating temperature. Select DTC, SPECIFIC, then enter this DTC. Operate vehicle within conditions for setting this DTC. If scan tool indicates that this test ran and passed, go to next step. If scan tool does not indicate that this test ran and passed, repeat step  2.
  5. Using scan tool, select CAPTURE INFO, REVIEW INFO function. If any undiagnosed DTCs are displayed, go to applicable DTC test.
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