DTC P1128: MAP Sensor Signal Lower Than Expected
NOTE:
Before you troubleshoot, record all freeze data and review the general troubleshooting information (see
GENERAL TROUBLESHOOTING INFORMATION
).
- Turn the ignition switch ON (II).
- Check the MAP with a scan tool or the HDS.
Is about 54.1 kPa (16.0 in.Hg, 406 mmHg), or 1.6 V or more indicated?
- YES - Intermittent failure, system is OK at this time.
- NO - Replace the MAP sensor (see THROTTLE BODY DISASSEMBLY/REASSEMBLY ).