Description
BMW E36, Z3, Z4 Standalone ECU | RM Primis Plug-and-Play Performance ECU for BMW S50 M50, M60, M62, M42, M43 Engines
Product Overview:
Unlock the full potential of your BMW E36, Z3, or Z4 with the RM Primis Standalone ECU, purpose-built for vehicles running Bosch 88-pin ECUs. This next-generation ECU is designed for true plug-and-play installation, delivering unmatched performance, reliability, and advanced control over every aspect of your engine. Whether you’re chasing lap times, building a street monster, or simply demanding flawless drivability, the RM Primis gives you factory-level integration with race-level features.
On the same unit you get:
M50 Standalone ECU (VANOS & NON VANOS)
M60 Standalone ECU
M42 Standalone ECU
M43 Standalone ECU
M62 Standalone ECU
Configurable through solder jumpers, but delivered to you pre-configured and ready to use.
Key Features:
True Plug-and-Play Installation: Comes complete with RM Primis ECU, harness adapter, ECU adapter cable, USB cable, and all essential accessories — install in minutes without rewiring your car.
Full CAN Bus Control: Communicates seamlessly with all BMW modules and supports ZF 5HP automatic transmissions via GS20 TCU compatibility and ZF 8HP
Complete Engine Control: From Vanos to every other engine actuator — total precision management at your fingertips.
Professional Tuning & Data Logging: Includes exclusive RM-Tuner software for advanced tuning adjustments and live engine data streaming.
ZF 8HP Transmission control: Click here for details — expand your drivetrain options with modern transmission control.
Performance Enhancements:
Built-In 400kpa MAP Sensor: Accurate boost measurement for turbo or supercharged setups.
Drive-by-Wire Upgrade Option: Add electronic throttle for sharper, more responsive acceleration.
Wideband O₂ Compatibility: Works with LSU4.9 or LSU4.2 sensors (NTK compatibility in development).
Precision Boost Control: Dual open/closed-loop PID tables for rock-solid boost management.
Variable Valve Timing (VVT): Two-channel open/closed-loop control for advanced cam tuning.
Advanced Idle Control: Supports both 1-wire and 3-wire valves with ignition-based idle stabilization.
Motorsport-Grade Antilag & Launch Control: Boost-by-gear mapping for maximum traction and acceleration.
A/C System Integration: Full control of your BMW’s factory air conditioning.
Technical Specifications:
Ignition Outputs: 6 (up to 12-cylinder support)
Injector Outputs: 6 (up to 12-cylinder support)
GP Low-Side Outputs: 6
GP High-Side Outputs: 4
VR Sensor Inputs: 1–2
Digital Sensor Inputs: 3
Knock Sensor Inputs: 2
Electronic Throttle Channels: 1
GP Analog Inputs: 8
Dedicated IAT/CLT/TPS: Yes
CAN Bus: Yes
Configurable Inputs/Outputs: Yes, with advanced rule programming
Additional Features:
Full Sequential Fuel & Ignition: For up to 6 cylinders, or wasted spark/batch fire for 8 cylinders.
Unlimited Tuning Potential: All parameters adjustable through RM-Tuner software.
Full Technical Support: Step-by-step guides, tuning resources, and community help via the Primis Help Center.
Compatibility Note:
Will operate without a CAM sensor, but sequential fuel/ignition will be disabled. Sensor upgrade is recommended for maximum performance.
Why Choose the RM Primis ECU?
Race-Ready Engine Management: Fine-tuned control for both street and competition use.
Hassle-Free Plug-and-Play: No rewiring, no guesswork — just install and drive.
Free Professional Tuning Software: No hidden costs, no extra licenses.
Proven BMW Compatibility: Tailored for BMW E36, Z3, and Z4 models running Bosch 88-pin ECUs.
