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Update Fault-Codes.md
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a slight improvement, but in general I'm unhappy with the page because it's "signal to noise" ratio is bad.
What is the benefit of having unused codes here?
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@mi-hol
mi-hol authored Jul 7, 2023
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# FOME fault codes and how to read them
# FOME OBD fault codes and how to read them

The FOME ECU is able to provide a number of fault codes, the meanings of these are listed below:
The FOME ECU is providing a number of OBD fault codes, the meanings of standart OBD codes is available on
http://www.obd-codes.com/faq/obd2-codes-explained.php

<details><h1><h1>Unused</h1></h1>
FOME specific custom codes are listed below:

<unused><h1><h1>Unused</h1></h1>
//P0001 Fuel Volume Regulator Control Circuit/Open
//P0002 Fuel Volume Regulator Control Circuit Range/Performance
//P0003 Fuel Volume Regulator Control Circuit Low
Expand Down Expand Up @@ -97,11 +100,11 @@ The FOME ECU is able to provide a number of fault codes, the meanings of these
//P0087 Fuel Rail/System Pressure - Too Low
//P0088 Fuel Rail/System Pressure - Too High
//P0089 Fuel Pressure Regulator 1 Performance
</details>
</unused>

OBD_Fuel_Pressure_Sensor_Missing = 90,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0091 Fuel Pressure Regulator 1 Control Circuit Low
//P0092 Fuel Pressure Regulator 1 Control Circuit High
//P0093 Fuel System Leak Detected - Large Leak
Expand All @@ -118,47 +121,47 @@ OBD_Mass_or_Volume_Air_Flow_Circuit_Malfunction = 100,
//P0104 Mass or Volume Air Flow Circuit Intermittent
OBD_Manifold_Absolute_Pressure_Circuit_Malfunction = 105,
//P0106 Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem
</details>
</unused>

OBD_Map_Timeout = 106,
OBD_Map_Low = 107,
OBD_Map_High = 108,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0107 Manifold Absolute Pressure/Barometric Pressure Circuit Low Input
//P0108 Manifold Absolute Pressure/Barometric Pressure Circuit High Input
//P0109 Manifold Absolute Pressure/Barometric Pressure Circuit Intermittent
</details>
</unused>

OBD_ThermistorConfig = 111,
OBD_Iat_Timeout = 110,
OBD_Iat_Low = 112,
OBD_Iat_High = 113,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0111 Intake Air Temperature Circuit Range/Performance Problem
//P0112 Intake Air Temperature Circuit Low Input
//P0113 Intake Air Temperature Circuit High Input
//P0114 Intake Air Temperature Circuit Intermittent
</details>
</unused>

OBD_Clt_Timeout = 115,
OBD_Clt_Low = 117,
OBD_Clt_High = 118,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0116 Engine Coolant Temperature Circuit Range/Performance Problem
//P0117 Engine Coolant Temperature Circuit Low Input
//P0118 Engine Coolant Temperature Circuit High Input
//P0119 Engine Coolant Temperature Circuit Intermittent
</details>
</unused>

OBD_TPS_Configuration = 121,
OBD_TPS1_Primary_Timeout = 120,
OBD_TPS1_Primary_Low = 122,
OBD_TPS1_Primary_High = 123,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0122 Throttle Position Sensor/Switch A Circuit Low Input
//P0123 Throttle Position Sensor/Switch A Circuit High Input
//P0124 Throttle Position Sensor/Switch A Circuit Intermittent
Expand Down Expand Up @@ -207,13 +210,13 @@ OBD_TPS1_Primary_High = 123,
//P0173 Fuel Trim Malfunction (Bank 2)
//P0174 System too Lean (Bank 2)
/P0175 System too Rich (Bank 2)
</details>
</unused>

OBD_FlexSensor_Timeout = 176,
OBD_FlexSensor_Low = 178,
OBD_FlexSensor_High = 179,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0176 Fuel Composition Sensor Circuit Malfunction
//P0177 Fuel Composition Sensor Circuit Range/Performance
//P0178 Fuel Composition Sensor Circuit Low Input
Expand Down Expand Up @@ -241,7 +244,7 @@ OBD_FlexSensor_High = 179,

//DTC Codes - P0200-P0299 - Fuel and Air Metering (Injector Circuit)
//P0200 Injector Circuit Malfunction
</details>
</unused>

OBD_Injector_Circuit_1 = 201,
OBD_Injector_Circuit_2 = 202,
Expand All @@ -256,7 +259,7 @@ OBD_Injector_Circuit_10 = 210,
OBD_Injector_Circuit_11 = 211,
OBD_Injector_Circuit_12 = 212,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0213 Cold Start Injector 1 Malfunction
//P0214 Cold Start Injector 2 Malfunction
//P0215 Engine Shutoff Solenoid Malfunction
Expand All @@ -266,7 +269,7 @@ OBD_Injector_Circuit_12 = 212,
//P0219 Engine Overspeed Condition
//P0220 Throttle/Petal Position Sensor/Switch B Circuit Malfunction
//P0221 Throttle/Petal Position Sensor/Switch B Circuit Range/Performance Problem
</details>
</unused>

OBD_TPS1_Secondary_Timeout = 220,
OBD_TPS1_Secondary_Low = 222,
Expand All @@ -275,7 +278,7 @@ OBD_TPS2_Primary_Timeout = 225,
OBD_TPS2_Primary_Low = 227,
OBD_TPS2_Primary_High = 228,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0222 Throttle/Petal Position Sensor/Switch B Circuit Low Input
//P0223 Throttle/Petal Position Sensor/Switch B Circuit High Input
//P0224 Throttle/Petal Position Sensor/Switch B Circuit Intermittent
Expand Down Expand Up @@ -389,21 +392,21 @@ OBD_TPS2_Primary_High = 228,
//P0332 Knock Sensor 2 Circuit Low Input (Bank 2)
//P0333 Knock Sensor 2 Circuit High Input (Bank 2)
//P0334 Knock Sensor 2 Circuit Intermittent (Bank 2)
</details>
</unused>

OBD_Crankshaft_Position_Sensor_A_Circuit_Malfunction = 335,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0336 Crankshaft Position Sensor A Circuit Range/Performance
//P0337 Crankshaft Position Sensor A Circuit Low Input
//P0338 Crankshaft Position Sensor A Circuit High Input
//P0339 Crankshaft Position Sensor A Circuit Intermittent
//P0340 Camshaft Position Sensor Circuit Malfunction
</details>
</unused>

OBD_Camshaft_Position_Sensor_Circuit_Range_Performance = 341,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0342 Camshaft Position Sensor Circuit Low Input
//P0343 Camshaft Position Sensor Circuit High Input
//P0344 Camshaft Position Sensor Circuit Intermittent
Expand All @@ -413,7 +416,7 @@ OBD_Camshaft_Position_Sensor_Circuit_Range_Performance = 341,
//P0348 Camshaft Position Sensor A Circuit High Input (Bank 2)
//P0349 Camshaft Position Sensor A Circuit Intermittent (Bank 2)
//P0350 Ignition Coil Primary/Secondary Circuit Malfunction
</details>
</unused>

OBD_Ignition_Circuit_1 = 351,
OBD_Ignition_Circuit_2 = 352,
Expand All @@ -428,7 +431,7 @@ OBD_Ignition_Circuit_10 = 360,
OBD_Ignition_Circuit_11 = 361,
OBD_Ignition_Circuit_12 = 362,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0363 Misfire Detected - Fueling Disabled
//P0364 Reserved
//P0365 Camshaft Position Sensor "B" Circuit (Bank 1)
Expand Down Expand Up @@ -585,11 +588,11 @@ OBD_Ignition_Circuit_12 = 362,
//P0518 Idle Air Control Circuit Intermittent
//P0519 Idle Air Control System Performance
//P0520 Engine Oil Pressure Sensor/Switch Circuit Malfunction
</details>
</unused>

OBD_Oil_Pressure_Sensor_Malfunction = 520,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0521 Engine Oil Pressure Sensor/Switch Circuit Range/Performance
//P0522 Engine Oil Pressure Sensor/Switch Circuit Low Voltage
//P0523 Engine Oil Pressure Sensor/Switch Circuit High Voltage
Expand Down Expand Up @@ -629,11 +632,11 @@ OBD_Oil_Pressure_Sensor_Malfunction = 520,
//P0557 Brake Booster Pressure Sensor Circuit Low
//P0558 Brake Booster Pressure Sensor Circuit High
//P0559 Brake Booster Pressure Sensor Circuit Intermittent
</details>
</unused>

OBD_System_Voltage_Malfunction = 560,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0561 System Voltage Unstable
//P0562 System Voltage Low
//P0563 System Voltage High
Expand Down Expand Up @@ -679,11 +682,11 @@ OBD_System_Voltage_Malfunction = 560,
//P0603 Internal Control Module Keep Alive Memory (KAM) Error
//P0604 Internal Control Module Random Access Memory (RAM) Error
//P0605 Internal Control Module Read Only Memory (ROM) Error
</details>
</unused>

OBD_PCM_Processor_Fault = 606,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0607 Control Module Performance
//P0608 Control Module VSS Output "A" Malfunction
//P0609 Control Module VSS Output "B" Malfunction
Expand Down Expand Up @@ -715,11 +718,11 @@ OBD_PCM_Processor_Fault = 606,
//P0635 Power Steering Control Circuit
//P0636 Power Steering Control Circuit Low
//P0637 Power Steering Control Circuit High
</details>
</unused>

OBD_Throttle_Actuator_Control_Range_Performance_Bank_1 = 638,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P0639 Throttle Actuator Control Range/Performance (Bank 2)
//P0640 Intake Air Heater Control Circuit
//P0641 Sensor Reference Voltage &ldquo;A&rdquo; Circuit/Open
Expand Down Expand Up @@ -1100,7 +1103,7 @@ OBD_Throttle_Actuator_Control_Range_Performance_Bank_1 = 638,
//P2117 Throttle/Pedal Pos Sensor F Minimum Stop Perf
//P2118 Throttle Actuator Ctrl Motor Current Range/Perf
//P2119 Throttle Actuator Ctrl Throttle Body Range/Perf
</details>
</unused>

OBD_TPS2_Secondary_Timeout = 2120,
OBD_TPS2_Secondary_Low = 2122,
Expand All @@ -1112,7 +1115,7 @@ OBD_PPS_Secondary_Timeout = 2130,
OBD_PPS_Secondary_Low = 2132,
OBD_PPS_Secondary_High = 2133,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P2120 Throttle/Pedal Pos Sensor/Switch D Circ
//P2121 Throttle/Pedal Pos Sensor/Switch D Circ Range/Perf
//P2122 Throttle/Pedal Pos Sensor/Switch D Circ Low Input
Expand All @@ -1128,13 +1131,13 @@ OBD_PPS_Secondary_High = 2133,
//P2132 Throttle/Pedal Pos Sensor/Switch F Circ Low Input
//P2133 Throttle/Pedal Pos Sensor/Switch F Circ High Input
//P2134 Throttle/Pedal Pos Sensor/Switch F Circ Interm
</details>
</unused>

OBD_TPS1_Correlation = 2135,
OBD_TPS2_Correlation = 2136,
OBD_PPS_Correlation = 2137,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P2135 Throttle/Pedal Pos Sensor/Switch A / B Voltage Correlation
//P2136 Throttle/Pedal Pos Sensor/Switch A / C Voltage Correlation
//P2137 Throttle/Pedal Pos Sensor/Switch B / C Voltage Correlation
Expand All @@ -1158,11 +1161,11 @@ OBD_PPS_Correlation = 2137,
//P2155 Fuel Injector Group D Supply Voltage Circ/Open
//P2156 Fuel Injector Group D Supply Voltage Circ Low
//P2157 Fuel Injector Group D Supply Voltage Circ High
</details>
</unused>

OBD_Vehicle_Speed_SensorB = 2158,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P2158 Vehicle Speed SensorB
//P2159 Vehicle Speed SensorB Range/Perf
//P2160 Vehicle Speed SensorB Circ Low
Expand Down Expand Up @@ -1231,20 +1234,20 @@ OBD_Vehicle_Speed_SensorB = 2158,
//P2223 NOx Sensor Heater Sense Circ Low Bank2
//P2224 NOx Sensor Heater Sense Circ High Bank2
//P2225 NOx Sensor Heater Sense Circ Interm Bank2
</details>
</unused>

OBD_Barometric_Press_Circ = 2226,
OBD_Barometric_Press_Circ_Range_Perf = 2227,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P2228 Barometric Press Circ Low
//P2229 Barometric Press Circ High
//P2230 Barometric Press Circ Interm
</details>
</unused>

OBD_WB_FW_Mismatch = 2133, // actually: P2231 O2 Sensor Signal Circ Shorted to Heater Circ Bank1 Sensor 1

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P2232 O2 Sensor Signal Circ Shorted to Heater Circ Bank1 Sensor 2
//P2233 O2 Sensor Signal Circ Shorted to Heater Circ Bank1 Sensor 3
//P2234 O2 Sensor Signal Circ Shorted to Heater Circ Bank2 Sensor 1
Expand Down Expand Up @@ -1657,12 +1660,12 @@ OBD_WB_FW_Mismatch = 2133, // actually: P2231 O2 Sensor Signal Circ Shorted to
//P2793 Gear Shift Direction Circ
//P2794 Gear Shift Direction Circ Low
//P2795 Gear Shift Direction Circ High
</details>
</unused>

Wideband_1_Fault = 2900,
Wideband_2_Fault = 2901,

<details><h1>Unused</h1>
<unused><h1>Unused</h1>
//P2A00 O2 Sensor Circ Range/Perf Bank1 Sensor 1
//P2A01 O2 Sensor Circ Range/Perf Bank1 Sensor 2
//P2A02 O2 Sensor Circ Range/Perf Bank1 Sensor 3
Expand Down Expand Up @@ -1764,7 +1767,7 @@ Wideband_2_Fault = 2901,
//P3491 Cyl12 Deactivation/Intake Valve Ctrl Circ Low
//P3492 Cyl12 Deactivation/Intake Valve Ctrl Circ High
//P3493 Cyl12 Exhaust Valve Ctrl Circ/Open
</details>
</unused>

CUSTOM_NAN_ENGINE_LOAD = 6000,
CUSTOM_WRONG_ALGORITHM = 6001,
Expand Down

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