ECD SYSTEM DIAGNOSTIC TROUBLE CODE CHART

Tech Tips

Parameters listed in the chart may be different from your readings depending on the type of instruments and other factors.

If any DTCs are displayed during a check mode, check the circuit for the DTCs listed in the chart below. For details of each DTC, refer to the "See page" indicated.

ECD System
DTC Code	Detection Item	MIL	Memory	See page
P0045	Turbocharger / Supercharger Boost Control Solenoid Circuit / Open	Comes on	DTC stored	Click here
P0069	MAP Sensor Too High or Too Low	Comes on	DTC stored	Click here
P0087	Fuel Rail / System Pressure - Too Low	Comes on	DTC stored	Click here
P0088	Fuel Rail / System Pressure - Too High	Comes on	DTC stored	Click here
P0093	Fuel System Leak Detected - Large Leak	Comes on	DTC stored	Click here
P0095	Intake Air Temperature Sensor 2 Circuit	Blinking*	DTC stored	Click here
P0096	Intake Air Temperature Sensor 2 Circuit Range / Performance	Blinking*	DTC stored	Click here
P0097	Intake Air Temperature Sensor 2 Circuit Low	Blinking*	DTC stored	Click here
P0098	Intake Air Temperature Sensor 2 Circuit High	Blinking*	DTC stored	Click here
P0101	Mass Air Flow Circuit Range / Performance Problem	Blinking*	DTC stored	Click here
P0102	Mass or Volume Air Flow Circuit Low Input	Blinking*	DTC stored	Click here
P0103	Mass or Volume Air Flow Circuit High Input	Blinking*	DTC stored	Click here
P0106	Manifold Absolute Pressure / Barometric Pressure Circuit Range / Performance Problem	Blinking*	DTC stored	Click here
P0107	Manifold Absolute Pressure / Barometric Pressure Circuit Low Input	Blinking*	DTC stored	Click here
P0108	Manifold Absolute Pressure / Barometric Pressure Circuit High Input	Blinking*	DTC stored	Click here
P0112	Intake Air Temperature Circuit Low Input	Comes on	DTC stored	Click here
P0113	Intake Air Temperature Circuit High Input	Comes on	DTC stored	Click here
P0115	Engine Coolant Temperature Circuit	Comes on	DTC stored	Click here
P0116	Engine Coolant Temperature Circuit Range / Performance Problem	Comes on	DTC stored	Click here
P0117	Engine Coolant Temperature Circuit Low Input	Comes on	DTC stored	Click here
P0118	Engine Coolant Temperature Circuit High Input	Comes on	DTC stored	Click here
P0122	Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input	Comes on	DTC stored	Click here
P0123	Throttle / Pedal Position Sensor / Switch "A" Circuit High Input	Comes on	DTC stored	Click here
P0168	Fuel Temperature Too High	-	DTC stored	Click here
P0180	Fuel Temperature Sensor "A" Circuit	Comes on	DTC stored	Click here
P0182	Fuel Temperature Sensor "A" Circuit Low Input	Comes on	DTC stored	Click here
P0183	Fuel Temperature Sensor "A" Circuit High Input	Comes on	DTC stored	Click here
P0190	Fuel Rail Pressure Sensor Circuit	Comes on	DTC stored	Click here
P0191	Fuel Rail Pressure Sensor Circuit Range / Performance	Comes on	DTC stored	Click here
P0192	Fuel Rail Pressure Sensor Circuit Low Input	Comes on	DTC stored	Click here
P0193	Fuel Rail Pressure Sensor Circuit High Input	Comes on	DTC stored	Click here
P0201	Injector Circuit / Open - (Cylinder 1)	Comes on	DTC stored	Click here
P0202	Injector Circuit / Open - (Cylinder 2)	Comes on	DTC stored	Click here
P0203	Injector Circuit / Open - (Cylinder 3)	Comes on	DTC stored	Click here
P0204	Injector Circuit / Open - (Cylinder 4)	Comes on	DTC stored	Click here
P0217	Engine Coolant Over Temperature Condition	-	DTC stored	Click here
P0219	Engine Overspeed Condition	-	DTC stored	Click here
P0234	Turbocharger / Supercharger Overboost Condition	-	DTC stored	Click here
P0263	Cylinder 1 Contribution / Balance	-	DTC stored	Click here
P0266	Cylinder 2 Contribution / Balance	-	DTC stored	Click here
P0269	Cylinder 3 Contribution / Balance	-	DTC stored	Click here
P0272	Cylinder 4 Contribution / Balance	-	DTC stored	Click here
P0299	Turbocharger / Supercharger Underboost	-	DTC stored	Click here
P0335	Crankshaft Position Sensor "A" Circuit	Comes on	DTC stored	Click here
P0339	Crankshaft Position Sensor "A" Circuit Intermittent	-	DTC stored	Click here
P0340	Camshaft Position Sensor "A" Circuit (Bank 1 or Single Sensor)	Comes on	DTC stored	Click here
P0400	Exhaust Gas Recirculation Flow	Blinking*	DTC stored	Click here
P0488	Exhaust Gas Recirculation Throttle Position Control Range / Performance	Comes on	DTC stored	Click here
P0500	Vehicle Speed Sensor "A"	Comes on	DTC stored	Click here
P0504	Brake Switch "A" / "B" Correlation	-	DTC stored	Click here
P0524	Engine Oil Pressure Too Low	-	DTC stored	Click here
P0545	Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 1)	Comes on	DTC stored	Click here
P0546	Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 1)	Comes on	DTC stored	Click here
P0560	System Voltage	Comes on	DTC stored	Click here
P0606	ECM / PCM Processor	Comes on	DTC stored	Click here
P060A	Internal Control Module Monitoring Processor Performance	Comes on	DTC stored	Click here
P060B	Internal Control Module A/D Processing Performance	Comes on	DTC stored	Click here
P0610	Control Module Vehicle Options Error	Comes on	DTC stored	Click here
P0617	Starter Relay Circuit High	Comes on	DTC stored	Click here
P0627	Fuel Pump Control Circuit / Open	Comes on	DTC stored	Click here
P062D	No. 1 Fuel Injector Driver Circuit Performance	Comes on	DTC stored	Click here
P062F	Internal Control Module EEPROM Error	Comes on	DTC stored	Click here
P0630	VIN not Programmed or Mismatch - ECM / PCM	Comes on	DTC stored	Click here
P0704	Clutch Switch Input Circuit Malfunction	-	DTC stored	Click here
P0724	Brake Switch "B" Circuit High	-	DTC stored	Click here
P081A	Starter Disable Circuit Low	-	DTC stored	Click here
P081B	Starter Disable Circuit High	-	DTC stored	Click here
P0850	Park / Neutral Switch Input Circuit	-	DTC stored	Click here
P1133	Power Take-off Accel Position Sensor Circuit High	-	DTC stored	Click here
P1229	Fuel Pump System	-	DTC stored	Click here
P1251	Turbocharger / Supercharger Overboost Condition (Too High)	-	DTC stored	Click here
P1266	Supply Pump Pressure Malfunction	-	DTC stored	Click here
P1426	Differential Pressure Sensor Installation Error	Comes on	DTC stored	Click here
P1427	Differential Pressure Sensor Circuit Low	Comes on	DTC stored	Click here
P1428	Differential Pressure Sensor Circuit High	Comes on	DTC stored	Click here
P1458	EGR Actuator Minor Malfunction	Blinking*	DTC stored	Click here
P1459	EGR Actuator Major Malfunction	Blinking*	DTC stored	Click here
P1530	Engine Emergency Halt Switch	-	DTC stored	Click here
P1674	Solenoid for Exhaust Brake Circuit Malfunction	-	DTC stored	Click here
P200C	Diesel Particulate Filter Over Temperature Bank 1	Comes on	DTC stored	Click here
P2032	Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 2)	Comes on	DTC stored	Click here
P2033	Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 2)	Comes on	DTC stored	Click here
P2120	Throttle / Pedal Position Sensor / Switch "D" Circuit	Comes on	DTC stored	Click here
P2121	Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance	Comes on	DTC stored	Click here
P2122	Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input	Comes on	DTC stored	Click here
P2123	Throttle / Pedal Position Sensor / Switch "D" Circuit High Input	Comes on	DTC stored	Click here
P2125	Throttle / Pedal Position Sensor / Switch "E" Circuit	Comes on	DTC stored	Click here
P2127	Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input	Comes on	DTC stored	Click here
P2128	Throttle / Pedal Position Sensor / Switch "E" Circuit High Input	Comes on	DTC stored	Click here
P2138	Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation	Comes on	DTC stored	Click here
P2226	Barometric Pressure Circuit	Comes on	DTC stored	Click here
P2228	Barometric Pressure Circuit Low Input	Comes on	DTC stored	Click here
P2229	Barometric Pressure Circuit High Input	Comes on	DTC stored	Click here
P2269	Water in Fuel Condition	-	DTC stored	Click here
P244A	Diesel Particulate Filter Differential Pressure Too Low	-	DTC stored	Click here
P244B	Diesel Particulate Filter Differential Pressure Too High	Comes on	DTC stored	Click here
P244D	Exhaust Temperature Too High for Particulate Filter Regeneration bank1	-	DTC stored	Click here
P2458	Diesel Particulate Filter Regeneration Duration	Comes on	DTC stored	Click here
P2463	Diesel Particulate Filter Restriction - Soot Accumulation	Comes on	DTC stored	Click here
P24A2	Excessive Amount of Fuel Added During DPF Regeneration	-	DTC stored	Click here
U0101	Lost Communication with TCM	Comes on	DTC stored	Click here
U0129	Lost Communication with Brake System Control Module	-	DTC stored	Click here
U0155	Lost Communication with Instrument Panel Cluster Control Module (Combination Meter)	-	DTC stored	Click here
U110A	Lost Communication with Vehicle Control	-	DTC stored	Click here
U1122	Lost Communication with EGR Valve	Blinking*	DTC stored	Click here
U1123	Lost Communication with Variable Nozzle Type Turbo Charger Module	Comes on	DTC stored	Click here

Tech Tips

*: If the MIL is blinking, the DTC cannot be cleared using the tester.