The test fails if the PCM does not detect the output of the HO2S in a calibrated amount of time. Monitors the canister vent (CV) solenoid circuit for an electrical failure. In the pcm also there is a fault code Crash Hardwired signal(B1206) . Note: DTC P0118 may also be reported when this DTC is set, either of these DTC's will activate the MIL light. Damaged EVAP canister An intermittent open circuit, although possible, is unlikely CHT V PID reading less than 0.2 volts with key ON and engine OFF or during any engine operating mode indicates a hard fault. Cylinder Head Temperature (CHT) Sensor Circuit High Input (PCM STRATEGIES UP TO AND INCLUDING 1998) Indicates a CHT sensor circuit malfunction (shorted). Severely restricted fuel filter. Monitor CHT PID for overheat condition. This page has been accessed 321,057 times. Faulty fuel injector driver within the PCM. Damaged PCM Damaged PCM TP sensor loose pins In the overview, you will then get a list of the engine codes with the years of construction and engine capacity. Intake Air Temperature (IAT) Circuit High Input Indicates the sensor signal is greater than Self-Test maximum. Shorted /open wiring. CASE GND circuit open Brake Switch Circuit Input Malfunction Indicates PCM did not receive a brake pedal position (BPP) input. Ford Fiesta P1602 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,000. The Fuel, Heated Oxygen Sensor, Catalyst and Misfire monitors have not completed. This page explains how to get the codes without any special tools. Verify A/C system function, including refrigerant charge. Low A/C Cycling Period Indicates frequent A/C compressor clutch cycling. Short circuit in PCM Short circuit in EEGR motor Short to VPWR in harness or HO2S VPWR circuit open to SCB solenoid Low fuel pressure (NG only) This test was designed to protect the transmission. EVAP canister purge valve stuck open Exhaust leaks before or near the HO2Ss. Verify DPF EGR sensor proper mounting and function (view DPFEGR PID while applying and releasing vacuum directly to sensor with a hand pump). Sensor signal short to power EOT V PID reading greater than 4.5 volts with key ON and engine OFF or during any engine operating mode indicates an open circuit hard fault. Poor pump ground connection Verify ignition and charging system are functioning correctly. Oil contamination Damaged catalytic converter High fuel pressure Firstly, do you know what a key number looks like? Damaged VSS Also for Continental: Improper harness connection VREF circuit open (harness near FTP sensor, FTP sensor or PCM) Damaged sensor A FRP PID value greater than 896 kpa (130 psi) indicates a failure, Fuel Rail Pressure (FRP) Sensor in Range But High The comprehensive component monitor (CCM) monitors the FRP pressure for acceptable fuel pressure. The test fails when the signal moves outside the minimum or maximum allowable calibrated parameters for a specified canister vent duty cycle by PCM command. Secondary Air Injection (AIR) system upstream flow See DTC P1411. After market add-on Damaged PCM Verify operation of charging system. EGRVR circuit open to PCM The PCM monitors the fuel pump monitor (FPM) circuit. Solution: The most likely problem is the shock absorber top mounts. Supercharger Intercooler Pump (ICP) Pump Not Operating The ICP DTC will be set when the PCM is calling for the pump to be operating but no current is being detected. CHT V PID reading greater than 4.6 volts with key ON and engine OFF or during any engine operating mode indicates a hard fault. Revised and updated new shock absorber top mounts should be fitted. research process is at the heart of what we do and remains our number one priority. Thermostat Heater Control (THTRC) Circuit Failure The Comprehensive component monitor (CCM) monitors the THTRC circuit to the PCM for high and low voltage. Generator drive mechanism Damaged PCM Open circuit in harness Base Engine: PCM damaged Damaged IAC valve High fuel pressure (caused by damaged fuel pressure regulator) NG. Transmission Control Switch Out of Self-Test Range During KOER self-test the TCS has to be cycled, if not cycled a DTC is set. Contamination internal to FTP sensor connector Cost of diagnosing the B2477 FORD code Labor: 1.0 The cost of diagnosing the B2477 FORD code is 1.0 hour of labor. Damaged PCM Knock Sensor 2 Circuit Range/performance (Bank 2) The knock sensor detects vibration upon increase and decrease in engine rpm. IMRC monitor circuit short to VREF The knock sensor generates a voltage based on this vibration. If the change in pressure is outside of the calibration the DTC will set. Follow correct Self-Test procedures, refer to Section 2 of Quick Test. A fuel control HO2S PID switching across 0.45 volt from 0.2 to 0.9 volt indicates a normal switching HO2S. Leaking diaphragm or EVR. Most auto repairs shops charge between $75 and $150 per hour. If A/C or defrost were on during self-test, turn off and rerun test. Grounded circuit in harness Damaged PCM Engine Oil Temperature (EOT) Sensor Out of Self-Test Range Indicates EOT signal was out of Self-Test range. When you check 2010 Ford Fiesta car engine light came on code P0132 the reason should be Engine Light ON (or Service Engine Soon Warning Light). EGR sensor When the check engine light comes Ford Fiesta B2479 code on the first you should check is the gas cap. Barometric Pressure Sensor Circuit in within limits. Damaged PCM High fuel pressure. Damaged FRP sensor Lincoln Sentinel; Chrysler New Yorker; Gaz 210; U Codes: List of all Network codes. If during key ON engine OFF or key ON engine running the air flow (or voltage) changes above a maximum calibrated limit, the test fails. Water in harness connector. If the fault is no longer detected, the PDM will return to sending an "all OK" (50% duty cycle) message to the PCM. Please tell me how to solve the problem. Catalyst System Efficiency Below Threshold (Bank 2) Indicates Bank 2 catalyst system efficiency is below the acceptable threshold. Cold engine Under normal closed loop fuel conditions, high efficiency catalysts have oxygen storage which makes the switching frequency of the downstream HO2S very slow and reduces the amplitude of those switches as compared to the upstream HO2S. PSP switch/shorting bar damaged Follow correct Self-Test procedures, refer to Section 2 Quick Test. The IAC solenoid resistance is from 6 to 13 ohms. This soak period allows the Intake Air Temperature (IAT) and engine coolant temperature (CHTor ECT) to stabilize and not differ by more than a calibrated value. Cam timing. FLI circuit open Vehicle is new from the factory 3) 75% (750 msec ON, 250 OFF), the FPDM has detected a fault in the circuits between the FPDM and the fuel pump. Testing should not include electrical checks. Damaged PCM Refer to Section 1, Powertrain Control Software , for more information on Fail-safe Cooling Strategy and cylinder head temperature sensor. Short to ground in FF sensor signal circuit Shorted IMT valve circuit Damaged PCM. Helpful Leave your answer Variable Cam Timing Solenoid A Circuit Malfunction The comprehensive component monitor(CCM) monitors the VCT circuit to the PCM for high and low voltage. The sensor signal to the PCM is failing intermittently. Damaged BPA switch Harness connector damaged An open circuit or short to ground can only be detected when the PCM is not grounding the HFC circuit Low fuel pressure Power Steering Pressure (PSP) Sensor Circuit Malfunction The PSP sensor input signal to PCM is continuously monitored. TP sensor not seated properly Damaged HO2S Crossed HO2S wiring at the harness connectors (upstream). It tells crash record output circuit . The DTC indicates the PSP sensor circuit is open or shorted to ground. Battery terminal corrosion Damaged sensor The test fails when a response from the HO2S(s) being tested is not indicated. Check for proper function of stoplamps. Damage in module(s) connected to VSC/VSS circuit. FTP V PID reading greater than 4.50 volts with key ON and engine OFF or during any engine operating mode indicates a hard fault. EGR Vacuum Regulator Solenoid Circuit Malfunction This test checks the electrical function of the EGRVR solenoid. Damaged, cross-threaded or loosely installed fuel filler cap The test fails when the camshaft timing exceeds a maximum calibrated value or remains in an advanced position. HCF circuit short to ground VREF shorted to VPWR Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Problem: Knock from rear suspension on rough road surfaces. Monitor VSS PID while driving vehicle. Blocked fuel vapor hose between EVAP canister purge valve and FTP sensor. Learn About Us. P1168 Fuel Rail Sensor In-Range Low Failure. Damaged VSS or TCSS. Simca 1100; Bmw 330; Zastava 1500; P Codes: List of all Powertrain codes. PSP sensor damaged Low or no fuel P1579 code one of these arms follows the cam profile while the second arm connects to the valves. 4x4L harness open or shorted Damaged FPDM. PCM Damaged. Ignition Engine Speed Input Circuit Malfunction The ignition engine speed sensor input signal to PCM is continuously monitored. MAF RTN circuit open to PCM Air Conditioning Pressure Sensor (ACP) Sensor Low Voltage Detected ACP inputs a voltage to the PCM. When you see U2023 Ford Fiesta engine fault code on your engine code reader this description will help you. Final Step: In the definitions listed below, there is a test drive recommended after you've completed any repairs to see if the condition is fixed. Damaged Brake Switch Generator circuit short to GND Carbon build up in EEGR valve seat area Damaged PCM An IMRCM PID reading near 1 volt or greater with engine rpm of at least 3000 may indicate a fault, Intake Manifold Runner Control Malfunction (Stuck Open) The IMRC system is monitored for failure during continuous, key ON engine OFF or key ON engine running self-test. HCF circuit short to power Verify harness and connector integrity Wiring damaged Engine coolant temperature at engine start exceeds IAT at engine start by more than a calibrated value, typically 30°F (1°C). But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off. to activate this feature, simply hold the odometer button while turning the key to the ii position, until the word test is displayed on the screen. Damaged PCM Module programming error. Ford Fiesta Common Problems Solutions Hints and Tips. CPP circuit open in the SIGRTN Fuel Level Sensor Circuit Malfunction The PCM monitors the fuel level input (FLI) circuit for electrical failure. A closed throttle indication [throttle position (TP) sensor system]. TP circuit short to PWR PSP sensor damaged Damaged PCM Cylinder Head Over Temperature Protection Active Indicates an engine overheat condition was detected by the cylinder head temperature (CHT) sensor. See Diagnostic Aides for DTC P0171. Open AIR pump ground Diagnostics and repair for the VCT unit are located in the Workshop Manual. HO2S Sensor Circuit Malfunction (HO2S-12) The downstream HO2S sensor(s) are continuously checked for maximum and minimum voltages. Damaged PCM Engine Oil Over Temperature Condition Indicates the Engine Oil Temperature Protection strategy in the PCM has been activated. Failed EVAP system DPFEGR circuit short to GND Binding throttle linkage Intermittent VSS connections For 4.6L Mustang, open FP PWR circuit from low speed fuel pump relay, through resistor to FPM splice (engine will start) Check for proper function of stoplamps. Verify battery is at proper charge. Wiring. Damaged VSS or driven gears. Open FPDM PWR circuit Damaged IMRC actuator The MIL will blink once per second when a misfire is detected severe enough to cause catalyst damage. Malfunctioning CHT sensor When you check Ford Fiesta car engine light came on code P0046 the reason should be Engine Light ON (or Service Engine Soon Warning Light). Plugged EGR tube Battery or PCM had recently been disconnected TP circuit short to GND Reprogramming Open or short VCT solenoid valve If during key ON engine running the air flow (or voltage) changes below a minimum calibrated limit, the test fails. Knock sensor circuit short to PWR Damaged PCM After-market EVAP hardware (such as fuel filler cap) non-conforming to required specifications Typical vehicle symptoms are: Start/Stall or Crank/No Start. It works on Ford cars, Ford Light Trucks, and Ford SUVs. If vehicle is not equipped with A/C, DTC P1460 can be ignored. Vehicle Speed Sensor (VSS) Intermittent Indicates poor or noisy VSS performance. Open or short in harness. Ford Fiesta P2119 Possible Solution : The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. Engine coolant temperature exceeds a calibrated value, typically 225F (107C). Throttle plate below closed throttle position Note: On some MSOF applications, VSS and TCSS PID can be monitor. Check the circuit. The DTC indicates the PSP sensor is out of Self-Test range. When the FPF PID reads YES, a fault is currently present. Damaged EGR vacuum regulator solenoid Reading beyond these values indicate a failure. Refer to Section 6 : Reference Values for ranges. Damaged CHT sensor Damaged PCM VREF open to D.P.F. The FPDM will send a message to the PCM through the FPM circuit, indicating that this failure has been detected. Damaged PCM Vacuum supply When you check Ford Fiesta car engine light came on code C1145 the reason should be ABS Warning light ON. Knock Sensor 2 Circuit Malfunction (Bank 2) See DTC P0331. Verify EFT-PID value to determine open or short. VREF open or shorted. Damaged PCM If there is insufficient vehicle speed data input, a malfunction is indicated and a DTC is set. Damaged PCM IAC valve stuck open When you see P2450 Ford Fiesta engine fault code on your engine code reader this description will help you. Verify VREF voltage between 4.0 and 6.0V. Damaged low speed FC relay (or CCRM) Throttle Position (TP) Sensor Intermittent The TP sensor circuit is monitored by the PCM for sudden TP rotation angle (or voltage) input change through the comprehensive component monitor (CCM). Damaged DPF EGR sensor This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time.If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. If PCM does not allow reprogramming of the VID block, reflashing PCM will be required. When you see P3702 Ford Fiesta 7 engine fault code on your engine code reader this description will help you. If the TP V PID suddenly changes below 0.49 volt or above 4.65 volts, an intermittent fault is indicated. Poor fuel pump ground With this year of Fiesta it will be a four digit number, stamped into the plastic. 4x4L Switch Malfunction The 4x4L switch is an ON/OFF. If there is a match with other car makes and car models, these will also be shown in the overview. Generator Load Input (2.0L Cougar) The PCM monitors the GLI circuit, and will set the DTC when the input is not within a calibrated limit for a calibrated amount of time. Open IGN START/RUN circuit to medium speed FC relay Fuel Pump Secondary Circuit Malfunction See DTC P1237. Engine Coolant Temperature Circuit Range/Performance Failure Indicates the engine coolant temperature rationality test has failed. An FMEM Strategy called Fail-safe Cooling was activated to cool the engine. Damaged harness An open circuit or short to ground can only be detected with the low speed fuel pump. The car had just enough juice to turn on but the ‘transmission fault service now’ warning came on accompanied by a yellow wrench light. This condition will cause the boost from the supercharger to be bypassed to avoid potential engine damage. Damaged PCM The IAC solenoid resistance is from 6 to 13 ohms The test fails when the signal on the monitor pin is more than an expected calibrated range with IMRC activated. Incorrect axle ratio Output test mode may be used to switch output ON/OFF to verify function. CHT sensor concern Locked fuel pump rotor Crossed sensor wires. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired. You can easily access such data as coolant and oil … Revised and updated new shock absorber top mounts should be fitted. Damaged harness connector Incorrect VID configuration parameters ford fiesta engine codes; Ford Fiesta. The test fails if the PCM commands the fuel pump ON and B+ voltage is not detected on the FPM circuit. In some strategies, the PCM will unlock the torque converter during A/C clutch engagement. Low ambient temperature operation. Supercharger Overboost Condition The PCM disables (bypasses) the supercharger boost and sets a diagnostic trouble code (DTC) to keep from damaging the powertrain (engine or transmission) during potential harmful operating conditions. Damaged PCM 2012 Ford Fiesta manufacturer uses specific 2012 Ford Fiesta diagnostic code that are different from the codes shown below. Open in battery ground to FF sensor circuit Plugged or damaged EGR tube Power Steering Pressure (PSP) Sensor Malfunction The PSP sensor input signal to PCM is continuously monitored. Reliability analysis of Ford Fiesta has the fault codes P0704 P0500 P2135 - 4G, reprogram the PCM the... Generic OBD II code List for definitions on all other Ford diagnostic trouble code DTC. Check PCM configuration for correct PCM configuration for correct tire size and axle ratio Incorrect VID configuration Using an scan! Generic DTC codes different from the PCM the vehicle speed sensor ( ECT or CHT sensor. The comprehensive component monitor ( CCM ) monitors the EVAP control system no longer the! P0118 may also use DTC codes how to get fault codes on ford fiesta even if you need any help Using... The airbag module can not identify which cylinder is misfiring will indicate 0 percent duty cycle and DTC! Ho2S heater PIDs to determine their ON/OFF state keep P1235 stored in continuous memory DTC and. 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