Engine Control Module Replacement
WARNING: This page is about a different car, the 2003 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.
When substituting a known-good ECM, check for following conditions. Neglecting this check may cause damage to a known-good ECM.
- Resistance value of all relays and actuators. See SENSOR OPERATING RANGE CHARTS article.
- MAP sensor, TP sensor and Fuel Tank Pressure (FTP) sensor are in good condition, and power and ground circuits of these sensors are not shorted.