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Powertrain code references — Page 66.

Engine, transmission and powertrain diagnostic references. Exact vehicle and module context still matters.

9,891 code references in powertrain

Generic OBD-II
P2103

throttle driver short-to-power differs from a position error

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Generic OBD-II
P2104

Mazda diesel idle-control diagnosis includes boost and vacuum faults

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Generic OBD-II
P2105

throttle shutdown-path monitoring refers to the previous cycle

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Generic OBD-II
P2106

limited power is a throttle-system response, not a single-part diagnosis

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Generic OBD-II
P2107

Throttle processor communication is distinct from a plate stuck in position

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Generic OBD-II
P2108

throttle module performance covers internal integrity tests

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Generic OBD-II
P2109

Learned throttle minimum position outside the permitted window

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Generic OBD-II
P210A

The bank 2 throttle circuit code has separate open-load and thermal paths

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Generic OBD-II
P210B

Throttle tracking error with a tolerance that changes as the command moves

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Generic OBD-II
P210C

Throttle Actuator B Control Motor Circuit Low

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Generic OBD-II
P210D

Throttle Actuator B Control Motor Circuit High

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Generic OBD-II
P210E

Throttle/Pedal Position Sensor/Switch C/F Voltage Correlation

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Generic OBD-II
P210F

Throttle Actuator B Control System - Forced Limited RPM

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Generic OBD-II
P2110

Ram forced RPM limitation with throttle icing

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Generic OBD-II
P2111

A stuck-open throttle result is a command-response diagnosis

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Generic OBD-II
P2112

A stuck-closed throttle code needs the original control context

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Generic OBD-II
P2113

Throttle/Pedal Position Sensor B Minimum Stop Performance

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Generic OBD-II
P2114

Throttle/Pedal Position Sensor C Minimum Stop Performance

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Generic OBD-II
P2115

Throttle/Pedal Position Sensor D Minimum Stop Performance

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Generic OBD-II
P2116

Throttle/Pedal Position Sensor E Minimum Stop Performance

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Generic OBD-II
P2117

Throttle/Pedal Position Sensor F Minimum Stop Performance

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Generic OBD-II
P2118

Throttle motor current performance is different from plate position error

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Generic OBD-II
P2119

Throttle does not return to its de-energized default position

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Generic OBD-II
P211A

Identify throttle B before interpreting a stuck-open report

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Generic OBD-II
P211B

A stuck-closed throttle B result is a control-state finding

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Generic OBD-II
P211C

Motor-current performance is different from throttle position error

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Generic OBD-II
P211D

The bank 2 throttle spring check examines several return behaviors

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Generic OBD-II
P211E

Throttle Actuator B Control Module Processor

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Generic OBD-II
P211F

Throttle Actuator B Control Module Performance

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Generic OBD-II
P2120

APP1 disagrees across primary and secondary processor evaluations

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Generic OBD-II
P2121

pedal channel one has a separate rationality classification

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Generic OBD-II
P2122

Accelerator pedal sensor 1 signal below its allowed range

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Generic OBD-II
P2123

Accelerator pedal sensor 1 signal exceeds the reference-scale limit

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Generic OBD-II
P2124

F-150 intermittent pedal faults and harness routing at the booster

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Generic OBD-II
P2125

APP2 is out of range on the secondary processor only

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Generic OBD-II
P2126

pedal channel two has an unresolved range classification

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Generic OBD-II
P2127

Accelerator pedal sensor 2 has a low or open signal

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Generic OBD-II
P2128

Accelerator pedal sensor 2 exceeds its electrical upper limit

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Generic OBD-II
P2129

Throttle/Pedal Position Sensor/Switch E Circuit Intermittent

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Generic OBD-II
P212A

Throttle Position Sensor/Switch G Circuit

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Generic OBD-II
P212B

When throttle-position information disagrees with the airflow model

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Generic OBD-II
P212C

The low-voltage limit for the second bank 2 throttle-position channel

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Generic OBD-II
P212D

A high signal on throttle-position sensor 2 at bank 2

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Generic OBD-II
P212E

Throttle Position Sensor/Switch G Circuit Intermittent

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Generic OBD-II
P212F

Throttle/Pedal Position Sensor/Switch F/G Voltage Correlation

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Generic OBD-II
P2130

Throttle/Pedal Position Sensor/Switch F Circuit

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Generic OBD-II
P2131

Throttle/Pedal Position Sensor/Switch F Circuit Range/Performance

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Generic OBD-II
P2132

Ford 6.0L pedal sensor F circuit voltage is low

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Generic OBD-II
P2133

the VAG high-signal fault can involve oxygen-sensor damage

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Generic OBD-II
P2134

Throttle/Pedal Position Sensor/Switch F Circuit Intermittent

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Generic OBD-II
P2135

Throttle position channels disagree after normalization

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Generic OBD-II
P2136

Throttle/Pedal Position Sensor/Switch A/C Voltage Correlation

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Generic OBD-II
P2137

Throttle/Pedal Position Sensor/Switch B/C Voltage Correlation

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Generic OBD-II
P2138

Accelerator pedal channels no longer agree

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Generic OBD-II
P2139

Throttle/Pedal Position Sensor/Switch D/F Voltage Correlation

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Generic OBD-II
P213A

EGR Throttle Control Circuit B /Open

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Generic OBD-II
P213B

Low-pressure EGR motor needs excessive control duty

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Generic OBD-II
P213C

EGR Throttle Control Circuit B Low

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Generic OBD-II
P213D

EGR Throttle Control Circuit B High

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Generic OBD-II
P213E

Fuel Injection System Fault - Forced Engine Shutdown

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Generic OBD-II
P213F

Fuel-pump shutdown following an accident message

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Generic OBD-II
P2140

Throttle/Pedal Position Sensor/Switch E/F Voltage Correlation

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Generic OBD-II
P2141

EGR Throttle Control Circuit A Low

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Generic OBD-II
P2142

EGR Throttle Control Circuit A High

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Generic OBD-II
P2143

EGR Vent Control Circuit/Open

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Generic OBD-II
P2144

EGR Vent Control Circuit Low

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Generic OBD-II
P2145

EGR Vent Control Circuit High

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Generic OBD-II
P2146

The injector group A supply diagnosis includes short-circuit behavior

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Generic OBD-II
P2147

Injector 1 high-side circuit indicates a short to ground

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Generic OBD-II
P2148

Injector 1 remains electrically high when its driver is off

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Generic OBD-II
P2149

Reading injector group B supply faults through driver state

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Generic OBD-II
P214A

SCR NOx Catalyst Inlet Temperature Too High

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Generic OBD-II
P214B

SCR NOx Catalyst Inlet Temperature Too High During Particulate Filter Regeneration

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Generic OBD-II
P214C

SCR NOx Catalyst Outlet Temperature Too High

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Generic OBD-II
P214D

SCR NOx Catalyst Outlet Temperature Too High During Particulate Filter Regeneration

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Generic OBD-II
P214E

pump overcurrent limits change in heating mode

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Generic OBD-II
P214F

What excessive current in DEF tank heater 1 actually establishes

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Generic OBD-II
P2150

Injector 2 high-side output fails its powered-on check

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Generic OBD-II
P2151

Injector 2 high-side output is high during its off state

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Generic OBD-II
P2152

Why injector group C supply diagnosis is not a flow test

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Generic OBD-II
P2153

Injector 3 supply driver shows a ground-short signature

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Generic OBD-II
P2154

Injector 3 high-side circuit indicates unwanted power

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Generic OBD-II
P2155

Interpreting injector group D’s high-side circuit fault across the source pages

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Generic OBD-II
P2156

Group D supply-low is assessed while its high-side driver is on

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Generic OBD-II
P2157

A group D high-supply fault is checked with the driver switched off

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Generic OBD-II
P2158

vehicle-speed signal two remains unchanged inside a qualified range

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Generic OBD-II
P2159

signal-two speed is outside its documented upper range

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Generic OBD-II
P215A

Wheel-speed information fails the brake controller’s correlation checks

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Generic OBD-II
P215B

speed correlation can fail because the trusted source is unavailable

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Generic OBD-II
P215C

845RE output-speed correlation and application-specific updates

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Generic OBD-II
P215D

Reductant Pump B Stuck On

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Generic OBD-II
P215E

Reductant Heater D Current Too Low

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Generic OBD-II
P215F

Reductant Heater D Current Too High

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Generic OBD-II
P2160

Near-zero transfer-case speed is judged against an expected-motion state

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Generic OBD-II
P2161

A transfer-case speed drop can compete with the no-activity timer

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Generic OBD-II
P2162

Vehicle Speed Sensor A/B Correlation

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Generic OBD-II
P2163

Throttle/Pedal Position Sensor A Maximum Stop Performance

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Generic OBD-II
P2164

Throttle/Pedal Position Sensor B Maximum Stop Performance

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Generic OBD-II
P2165

Throttle/Pedal Position Sensor C Maximum Stop Performance

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Generic OBD-II
P2166

Throttle/Pedal Position Sensor D Maximum Stop Performance

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These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.