Xp 900 will not start

Hey guys have my xp900 I’ve fitted a 40" light bar to the roof had it all working good started the buggy drove out the driveway tuned the light bar on then the light bar went dim-out then check engine light came on and started running really ruf quickly drove back into the shed then it stalled and will not start I have code 51 (injector 1 fault) have check injector wires have tried disconnecting the battery still won’t reset has spark I have taken the fuel line off at the rail seems to have good pressure thanks

Xp 900 will not start

Hey guys have my xp900 I’ve fitted a 40" light bar to the roof had it all working good started the buggy drove out the driveway tuned the light bar on then the light bar went dim-out then check engine light came on and started running really ruf quickly drove back into the shed then it stalled and will not start I have code 51 (injector 1 fault) have check injector wires have tried disconnecting the battery still won’t reset has spark I have taken the fuel line off at the rail seems to have good pressure thanks