Engine management system MR20DE for vehicles Nissan X-Trail 2 (T31)
Checks and adjustments — basic checks 1. Start of verification 1. Check to see if there are any recent repair entries in the service log that could indicate a fault, and if any scheduled maintenance is due....
Checking idle speed The following describes how to check the idle speed. When actually performing the procedure, follow the instructions in paragraph. « Basic checks » higher. 1. Check the...
Checking the ignition timing The following describes how to check the ignition timing. When actually performing the procedure, follow the instructions in paragraph. « Basic checks » higher. Check...
Learning to release the accelerator pedal position The procedure is the operation of teaching the ECM to release the accelerator pedal position by monitoring the accelerator pedal position sensor output. This must be...
Learning the closed throttle position The procedure is the operation of teaching the ECM to the closed throttle position by monitoring the output of the throttle angle sensor. This must be done every time...
Air supply training at idle speed. The procedure is an operation of training the ECM to supply air at idle speed at which engine speed is maintained within normal limits. It must be performed in the...
Car repair — fuel pressure Relieving fuel pressure 1. Remove the fuel pump fuse located in the IPDM E/R unit. 2. Start the engine. 3. After the engine stalls, crank it two or three times and...
Evaporative emission system Examination 1. Visually inspect the EVAP steam lines to ensure they are connected correctly and are free of cracks, damage, loosening, chafing and wear. 2. Check the...