DME M3.3 (88 Pin Control Module)

This further developed system introduced CAN technology and Hot Film Air Mass Sensors to BMW automobiles.

QUICK VISUAL IDENTIFIERS:

88 Pin CM (M1.7):

Hot Film Air Mass Sensor:

Individual Ignition Coils:

SYSTEM FEATURES:
- Power Supply Control (ECM Main Relay)
- Full - Sequential Fuel Injection with individual fuel injector shut-off
- Fuel Pump Relay Control
- Secondary Air Injection control (530i/Ti)
- Cold Start Enrichment control
- O2 Sensor Heater Relay Control
- Direct, Solid State Ignition Timing Control with knock sensor monitoring
- Secondary Ignition Monitoring
- Output of Ti, TD and DK signals
- AC compressor relay control
- EGS communication via CAN
- ASC+T/ADS II system interface
- Substitute operating values employed if specific input signals become impaired.
- Fault monitoring with defect memory
- DIS/MoDiC Communication for Diagnosis and Programming

ADAPTIVE SYSTEM FEATURES:
- Adaptive ms injection time based on stereo O2 Sensor Signal(s) with memory
- Adaptive Idle Speed Control
- Adaptive Purge Valve Control 10