Start and Stall Condition

Tests 1 - 3:

Tests 4 - 7:

Tests 8 - 11:

Tests 12 - 13:

SYMPTOM
START AND STALL CONDITION

POSSIBLE CAUSES
- Fuel filter/pressure regulator (high pressure)
- Fuel system disabled by VTSS (Start/Stall)
- Kinked/restricted fuel supply line
- TPS voltage greater than 1.1 volts with throttle closed
- Fuel pump inlet strainer plugged
- Fuel pump module
- TPS voltage change not smooth
- ECT sensor (out of calibration)
- IAC internal failure
- IAC motor driver circuits open
- PCM - IAC ground driver open
- Other possible causes for start & stall
- Fuel pump capacity (volume) out of specs
- PCM - IAC 12 volt driver open