Nissan OBD Codes: Meaning & Fixes

P0101 Powertrain The MAF sensor's airflow reading doesn't match what the engine computer expects… Low P0335 Powertrain The engine computer lost the crankshaft position signal. Expect stalling or a crank-no-start. High P0340 Powertrain The computer lost the camshaft signal on bank 1. Expect long cranking, less power… Moderate P0700 Powertrain The transmission computer found a fault and asked for the check engine light – read the TCM… Moderate P0010 Powertrain The PCM found an electrical fault in the intake cam phaser solenoid circuit on bank 1, not… Low P0021 Powertrain The bank 2 intake cam is more advanced than commanded or slow to respond; compare it with bank… Moderate

B0020 Body Fault in the firing loop of the left (driver-side) side airbag, usually the one in the driver's… High B00A0 Body The front passenger seat sensing system has failed, so the car can't tell who, if anyone… High B1018 Nissan · Body The airbag unit reports a passenger seat occupant sensor fault, so the passenger airbag may be… High C1130 Nissan · Chassis The ABS/VDC unit isn't getting a valid engine signal from the ECM, so it switches stability… Moderate P0021 Powertrain The bank 2 intake cam is more advanced than commanded or slow to respond; compare it with bank… Moderate P0335 Powertrain The engine computer lost the crankshaft position signal. Expect stalling or a crank-no-start. High P0339 Powertrain The crank signal drops out for moments at a time. Classic sign: stalls when hot, restarts once… High P0340 Powertrain The computer lost the camshaft signal on bank 1. Expect long cranking, less power… Moderate P0700 Powertrain The transmission computer found a fault and asked for the check engine light – read the TCM… Moderate P0715 Powertrain The transmission computer has lost a reliable input-shaft speed signal, so shifts get harsh… Moderate P0730 Powertrain The transmission computer sees input and output shaft speeds that don't fit the gear it… High P0744 Powertrain Lockup control drops in and out: an intermittent TCC circuit, or on some makes a lockup… Moderate P0746 Powertrain Solenoid A doesn't control pressure as commanded: harsh or soft shifts, or limp mode. Moderate P0776 Powertrain Pressure control solenoid B isn't delivering the pressure the TCM asks for – harsh or slipping… Moderate P0841 Powertrain Pressure sensor or switch A reports a value that doesn't fit the gear or pressure the TCM… Moderate P1217 Nissan · Powertrain Nissan's ECM saw engine coolant get hotter than it should, usually because the radiator fan… Critical P1272 Nissan · Powertrain The front air/fuel ratio sensor on bank 1 isn't sending a usable, moving signal to the Nissan… Moderate P1320 Nissan · Powertrain The Nissan ECM isn't seeing the ignition primary signal it expects while the engine cranks… Moderate P1610 Nissan · Powertrain After repeated failed immobilizer checks, the Nissan ECM has locked itself and won't let… Moderate P1612 Nissan · Powertrain The Nissan ECM and the immobilizer (IMMU or BCM) couldn't complete their ID exchange, so… Moderate P1614 Nissan · Powertrain The Nissan immobilizer couldn't read the transponder chip in the key, so the engine isn't… Moderate P1778 Nissan · Powertrain The Jatco CVT's step motor is being commanded, but the pulley ratio isn't following it as it… High P17F0 Nissan · Powertrain The TCM detected judder it blames on the CVT itself, usually belt or pulley slip inside… High P17F1 Nissan · Powertrain The TCM caught a judder event it links to the CVT's control valve (valve body), not yet to belt… Moderate P2100 Powertrain The computer can't push current through the throttle motor – the circuit to the throttle body… High P2101 Powertrain The throttle plate isn't reaching the position the computer asks for, fast enough or accurately… Moderate P2103 Powertrain The throttle motor circuit draws too much current – a short, a shorted motor or a plate that… Moderate U1000 Nissan · Network A Nissan control module couldn't send or receive CAN messages for about 2 seconds or longer. Moderate