SAE P1xxx-DTCs

Fuel and air ratios

FUEL AND AIR RATIOS SPECIFICATION (P1102-P1111)

SAE-DTC	DTC text	Corrective action
P1102	"O2 Sensor Heating Circ., ank1 - Sensor1 Short to B+"	Check oxygen sensor heater for Oxygen Sensor (O2S) before Three Way Catalytic Converter (TWC), see OXYGEN SENSOR HEATER FOR OXYGEN SENSOR BEFORE THREE WAY CATALYTIC CONVERTER (TWC), CHECKING
P1105	"O2 Sensor Heating Circ., ank1 - Sensor2 Short to B+"	Check oxygen sensor heater for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC), see OXYGEN SENSOR HEATER FOR OXYGEN SENSORS BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
P1111	"O2 Control (Bank 1) System too lean"	Check fuel pressure regulator and residual pressure, see FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING Check fuel injectors (Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-), see FUEL INJECTORS, CHECKING Check Fuel Pump (FP) -G6-, see CHECK FUEL PUMP Check intake air system for leaks (false air), see CHECKING INTAKE SYSTEM FOR LEAKS (UNMETERED AIR) Check vacuum lines for proper seal

FUEL AND AIR RATIOS SPECIFICATION (P1112 - P1114)

SAE-DTC	DTC text	Corrective action
P1112	"O2 Control (Bank 1) System too rich"	Check fuel pressure regulator and residual pressure, see FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING Check fuel injectors (Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector - N33-), see FUEL INJECTORS, CHECKING Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-, see EVAPORATIVE EMISSION (EVAP) CANISTER PURGE REGULATOR VALVE, CHECKING Check Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC), see OXYGEN SENSOR (O2S) AND OXYGEN SENSOR CONTROL BEFORE THREE WAY CATALYTIC CONVERTER (TWC), CHECKING Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC), see OXYGEN SENSOR AND OXYGEN SENSOR CONTROL BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
P1113	"Bank1-Sensor1 resistant too high"	Check oxygen sensor heater for Oxygen Sensor (O2S) before Three Way Catalytic Converter (TWC), see OXYGEN SENSOR HEATER FOR OXYGEN SENSOR BEFORE THREE WAY CATALYTIC CONVERTER (TWC), CHECKING
P1114	"Bank1-Sensor2 resistant too high"	Check oxygen sensor heater for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC), see OXYGEN SENSOR HEATER FOR OXYGEN SENSORS BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .

FUEL AND AIR RATIOS SPECIFICATION (P1115-P1127)

SAE-DTC	DTC text	Corrective action
P1115	"O2 Sensor Heater Circ., ank1 - Sensor1 Short to Ground"	Check oxygen sensor heater for Oxygen Sensor (O2S) before Three Way Catalytic Converter (TWC), see OXYGEN SENSOR HEATER FOR OXYGEN SENSOR BEFORE THREE WAY CATALYTIC CONVERTER (TWC), CHECKING
P1116	"O2 Sensor Heater Circ., ank1 - Sensor1 Open"
P1117	"O2 Sensor Heater Circ., ank1 - Sensor2 Short to Ground"	Check oxygen sensor heater for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC), see OXYGEN SENSOR HEATER FOR OXYGEN SENSORS BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .
P1118	"O2 Sensor Heater Circ., ank1 - Sensor2 Open"
P1127	"Long Term Fuel Trim mult., ank1 System too Rich"	Check fuel pressure regulator and residual pressure, see FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING Check fuel injectors (Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-), see FUEL INJECTORS, CHECKING Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-, see EVAPORATIVE EMISSION (EVAP) CANISTER PURGE REGULATOR VALVE, CHECKING

FUEL AND AIR RATIOS SPECIFICATION (P1128)

SAE-DTC	DTC text	Corrective action
P1128	"Long Term Fuel Trim mult., ank1 System too Lean"	Check fuel pressure regulator and residual pressure, see FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING Check fuel injectors (Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-), see FUEL INJECTORS, CHECKING Check intake air system for leaks (false air), see CHECKING INTAKE SYSTEM FOR LEAKS (UNMETERED AIR) Check Fuel Pump (FP) -G6 -, see CHECK FUEL PUMP Check exhaust system for proper seal, see EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING Check Secondary Air Injection (AIR) system for proper seal, see CHECKING SECONDARY AIR SYSTEM FOR PROPER SEAL Check vacuum lines for proper seal

FUEL AND AIR RATIOS SPECIFICATION (P1136-P1137)

SAE-DTC	DTC text	Corrective action
P1136	"Long Term Fuel Trim Add.Fuel, ank1 System too Lean"	Check fuel pressure regulator and residual pressure, see FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING Check intake air system for leaks (false air), see CHECKING INTAKE SYSTEM FOR LEAKS (UNMETERED AIR) Check Fuel Pump (FP) -G6-, see CHECK FUEL PUMP Check exhaust system for proper seal, see EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING Check Secondary Air Injection (AIR) system for proper seal, see CHECKING SECONDARY AIR SYSTEM FOR PROPER SEAL Check vacuum lines for proper seal
P1137	"Long Term Fuel Trim Add.Fuel, ank1 System too Rich"	Check fuel pressure regulator and residual pressure, see FUEL PRESSURE REGULATOR AND RESIDUAL PRESSURE, CHECKING Check fuel injectors (Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-), see FUEL INJECTORS, CHECKING Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-, see EVAPORATIVE EMISSION (EVAP) CANISTER PURGE REGULATOR VALVE, CHECKING

NOTE: add = additive, means that malfunction is only valid at closed throttle (idle).

FUEL AND AIR RATIOS SPECIFICATION (P1141-P1198)

SAE-DTC	DTC text	Corrective action
P1141	"Load Calculation Cross Check Range/Performance"	Check Mass Air Flow (MAF) Sensor -G70-, see MASS AIR FLOW (MAF) SENSOR, CHECKING
P1149	"O2 Control (Bank 1) out of range"	Check Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC), see OXYGEN SENSOR (O2S) AND OXYGEN SENSOR CONTROL BEFORE THREE WAY CATALYTIC CONVERTER (TWC), CHECKING
P1171	"Throttle Actuation Potentiometer Sign.2 Range/Performance"	Check Throttle Valve Control Module -J338-, see THROTTLE VALVE CONTROL MODULE, CHECKING
P1172	"Throttle Actuation Potentiometer Sign.2 Signal too Low"
P1173	"Throttle Actuation Potentiometer Sign.2 Signal too High"
P1176	"O2 Correction Behind Catalyst, 1 Limit Attained"	Check Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC), see OXYGEN SENSOR (O2S) AND OXYGEN SENSOR CONTROL BEFORE THREE WAY CATALYTIC CONVERTER (TWC), CHECKING Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC), see OXYGEN SENSOR AND OXYGEN SENSOR CONTROL BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING . Check intake air system for leaks (false air), see CHECKING INTAKE SYSTEM FOR LEAKS (UNMETERED AIR)
P1198	"O2 Sensor Heater Circ., ank1 -Sensor2 Electrical Malfunction"	Check oxygen sensor heater for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC), see OXYGEN SENSOR HEATER FOR OXYGEN SENSORS BEHIND THREE WAY CATALYTIC CONVERTER (TWC), CHECKING .

Fuel and air ratios

FUEL AND AIR RATIOS SPECIFICATION (P1201-P1216)

SAE-DTC	DTC text	Corrective action
P1201	"Cyl.1 -Fuel Inj.Circ. Electrical Malfunction"	Check fuel injectors (Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-), see FUEL INJECTORS, CHECKING
P1202	"Cyl.2 -Fuel Inj.Circ. Electrical Malfunction"
P1203	"Cyl.3 -Fuel Inj.Circ. Electrical Malfunction"
P1204	"Cyl.4 -Fuel Inj.Circ. Electrical Malfunction"
P1213	"Cyl.1 -Fuel Inj.Circ. Short to B+"
P1214	"Cyl.2 -Fuel Inj.Circ. Short to B+"
P1215	"Cyl.3 -Fuel Inj.Circ. Short to B+"
P1216	"Cyl.4 -Fuel Inj.Circ. Short to B+"

FUEL AND AIR RATIOS SPECIFICATION (P1225-P12250)

SAE-DTC	DTC text	Corrective action
P1225	"Cyl.1 -Fuel Inj.Circ. Short to Ground"	Check fuel injectors (Cylinder 1 Fuel Injector -N30- to Cylinder 4 Fuel Injector -N33-), see FUEL INJECTORS, CHECKING
P1226	"Cyl.2 -Fuel Inj.Circ. Short to Ground"
P1227	"Cyl.3 -Fuel Inj.Circ. Short to Ground"
P1228	"Cyl.4 -Fuel Inj.Circ. Short to Ground"
P1237	"Cyl.1 -Fuel Inj.Circ. Open Circ."
P1238	"Cyl.2 -Fuel Inj.Circ. Open Circ."
P1239	"Cyl.3 -Fuel Inj.Circ. Open Circ."
P1240	"Cyl.4 -Fuel Inj.Circ. Open Circ."
P1250	"Fuel Level Too Low1")	Fill fuel tank with fuel

The DTC "Fuel Level Too Low" is stored when there is/was too little fuel in fuel tank. The DTC is stored as a static malfunction and is not switched to sporadic even if fuel tank has been filled with fuel (e.g. by the customer) in the meantime. In this way, it can be determined that subsequent malfunctions were caused by lack of fuel, e.g. combustion misfires or oxygen control related malfunctions.

FUEL AND AIR RATIOS SPECIFICATION (P1287-P1297)

SAE-DTC	DTC text	Corrective action
P1287	"turbocharger bypass valve open"	Check Recirculating valve for turbocharger -N249-, see RECIRCULATING VALVE FOR TURBOCHARGER, CHECKING
P1288	"turbocharger bypass valve short to B+"
P1289	"turbocharger bypass valve short to ground"
P1295	Bypass turbocharger Throughput faulty	Check wastegate bypass regulator valve, see WASTEGATE BYPASS REGULATOR VALVE, CHECKING Check hose setup between turbocharger and vacuum diaphragm for boost pressure regulator valve, see OVERVIEW PLAN OF EXHAUST TURBOCHARGING SYSTEM (VEHICLES WITH ENGINE CODE AWD)
P1297	Connection charger -throttle valve Pressure drop	Check hose setup between turbocharger and throttle valve, see OVERVIEW PLAN OF EXHAUST TURBOCHARGING SYSTEM (VEHICLES WITH ENGINE CODE AWD)

Ignition system

IGNITION SYSTEM SPECIFICATION (P1325-P1338)

SAE-DTC	DTC text	Corrective action
P1325	"Cyl.1 -Knock Contr Limit Attained"	Fill fuel tank with fuel of at least 91 RON
P1326	"Cyl.2 -Knock Contr Limit Attained"	Check harness connectors
P1327	"Cyl.3 -Knock Contr Limit Attained"	Repair cause of abnormal engine noise.
P1328	"Cyl.4 -Knock Contr Limit Attained"	Loosen knock sensors and tighten to 20 Nm again Check knock sensors, see CHECK KNOCK SENSORS
P1335	"Engine torque control 2 Adaption at limit"	Check Mass Air Flow (MAF) Sensor -G70-, see MASS AIR FLOW (MAF) SENSOR, CHECKING
P1336	"Engine torque control Adaption at limit"	Check Engine Coolant Temperature (ECT) Sensor -G62-, see ENGINE COOLANT TEMPERATURE (ECT) SENSOR, CHECKING
P1336	"Engine torque control Adaption at limit"	Check Intake Air Temperature (IAT) Sensor -G42-, see INTAKE AIR TEMPERATURE (IAT) SENSOR, CHECKING
P1337	"Camshaft Pos.Sensor, ank1 Short to Ground"	Check Camshaft Position (CMP) Sensor -G40-, see CHECK CAMSHAFT POSITION (CMP) SENSOR
P1338	"Camshaft Pos.Sensor, ank1 Open Circ./Short to B+"

IGNITION SYSTEM SPECIFICATION (P1340-P1366)

SAE-DTC	DTC text	Corrective action
P1340	"Crankshaft-/Camshaft Pos.Sens.Signals Out of Sequence"	Check Camshaft Position (CMP) Sensor -G40-or Camshaft Position (CMP) Sensor 2 -G163-, see CHECK CAMSHAFT POSITION (CMP) SENSOR Check Engine Speed (RPM) Sensor -G28-, see CHECK ENGINE SPEED (RPM) SENSOR
P1355	"Cyl. 1, ignition circuit open"	Check ignition coils with power output stage, see IGNITION COILS WITH POWER OUTPUT STAGES, CHECKING
P1356	"Cyl. 1, ignition circuit short to B+"
P1357	"Cyl. 1, ignition circuit short to ground"
P1358	"Cyl. 2, ignition circuit open"
P1359	"Cyl. 2, ignition circuit short to B+"
P1360	"Cyl. 2, ignition circuit short to ground"
P1361	"Cyl. 3, ignition circuit open"
P1362	"Cyl. 3, ignition circuit short to B+"
P1363	"Cyl. 3, ignition circuit short to ground"
P1364	"Cyl. 4 ignition circuit open"
P1365	"Cyl. 4, ignition circuit short to B+"
P1366	"Cyl. 4, ignition circuit short to ground"

IGNITION SYSTEM SPECIFICATION (P1386-P1388)

SAE-DTC	DTC text	Corrective action
P1386	"Internal Control Module Knock Control Circ.Error"	Replace Motronic Engine Control Module (ECM) -J220-, see REPLACING ENGINE CONTROL MODULE (ECM)
P1387	"Internal Contr. Module altitude sensor error"
P1388	"Internal Contr. Module drive by wire error"

Additional exhaust regulation

ADDITIONAL EXHAUST REGULATION SPECIFICATION (P1409-P1426)

SAE-DTC	DTC text	Corrective action
P1409	"Tank Ventilation Valve Circ Electrical Malfunction"	Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-, see EVAPORATIVE EMISSION (EVAP) CANISTER PURGE REGULATOR VALVE, CHECKING
P1410	"Tank Ventilation Valve Circ Short to B+"
P1420	"Sec.Air Inj.Valve Circ Electrical Malfunction"	Check Secondary Air Injection (AIR) Solenoid Valve -N112-, see SECONDARY AIR INJECTION (AIR) VALVE, CHECKING
P1421	"Sec.Air Inj.Valve Circ Short to Ground"
P1422	"Sec.Air Inj.Sys.Contr.Valve Circ Short to B+"
P1424	"Sec.Air Inj.Sys., ank1 Leak Detected"	Check Secondary Air Injection (AIR) system for proper seal, see CHECKING SECONDARY AIR SYSTEM FOR PROPER SEAL
P1425	"Tank Vent.Valve Short to Ground"	Check Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-, see EVAPORATIVE EMISSION (EVAP) CANISTER PURGE REGULATOR VALVE, CHECKING
P1426	"Tank Vent.Valve Open"

ADDITIONAL EXHAUST REGULATION SPECIFICATION (P1432-P1436)

SAE-DTC	DTC text	Corrective action
P1432	"Sec.Air Inj.Valve Open"	Check Secondary Air Injection (AIR) Solenoid Valve -N112-, see SECONDARY AIR INJECTION (AIR) VALVE, CHECKING
P1433	"Sec.Air Inj.Sys.Pump Relay Circ open"	Check activation of Secondary Air Injection (AIR) Pump Relay -J299-.
P1434	"Sec.Air Inj.Sys.Pump Relay Circ Short to B+"
P1435	"Sec.Air Inj.Sys.Pump Relay Circ Short to ground"
P1436	"Sec.Air Inj.Sys.Pump Relay Circ Electrical Malfunction"

ADDITIONAL EXHAUST REGULATION SPECIFICATION (P1470-P1478)

SAE-DTC	DTC text	Corrective action
P1470	"EVAP Emission Contr.LDP Circ. Electrical Malfunction"	Check Leak detection pump (LDP) -V144-, see CHECK LEAK DETECTION PUMP (LDP)
P1471	"EVAP Emission Contr.LDP Circ. Short to B+"	Check EVAP canister system, see EVAP CANISTER SYSTEM, CHECKING FOR PROPER SEAL
P1472	"EVAP Emission Contr.LDP Circ. Short to Ground"
P1473	"EVAP Emission Contr.LDP Circ. Open Circ."
P1475	"EVAP Emission Contr.LDP Circ. Malfunction/Signal Circ.Open"
P1476	"EVAP Emission Contr.LDP Circ. Malfunction/Insufficient Vacuum"
P1477	"EVAP Emission Contr.LDP Circ. Malfunction"
P1478	"EVAP Emission Contr.LDP Circ. Clamped Tube Detected"

Speed and idle control

SPEED AND IDLE CONTROL SPECIFICATION (P1500-P1539)

SAE-DTC	DTC text	Corrective action
P1500	"Fuel Pump Relais Circ. Electrical Malfunction"	Check activation of Fuel Pump (FP) Relay -J17-according to wiring diagram.
P1502	"Fuel Pump Relais Circ. Short to B+"
P1517	"Main Relay Circ. Electrical Malfunction"	Check Motronic Engine Control Module (ECM) Power Supply Relay -J271-.
P1539	Clutch Switch Input Circuit -F36- Unplausible signal	Check signal from Clutch Vacuum Vent Valve Switch -F36-, see CHECKING SIGNAL FROM CLUTCH VACUUM VENT VALVE SWITCH

SPEED AND IDLE CONTROL SPECIFICATION (P1542-P1557)

SAE-DTC	DTC text	Corrective action
P1542	"Throttle Actuation Potentiometer Range/Performance"	Check Throttle Valve Control Module -J338-, see THROTTLE VALVE CONTROL MODULE, CHECKING
P1543	"Throttle Actuation Potentiometer Signal too Low"
P1544	"Throttle Actuation Potentiometer Signal too High"
P1545	"Throttle Pos.Contr. Malfunction"
P1546	"Boost Pressure Contr.Valve Short to B+"	Check Wastegate Bypass Regulator Valve -N75-, see WASTEGATE BYPASS REGULATOR VALVE, CHECKING
P1547	"Boost Pressure Contr.Valve Short to Ground"	Check boost pressure system; check charge air regulation, see BOOST PRESSURE SYSTEM, CHECKING
P1548	"Boost Pressure Contr.Valve Open"
P1555	"Charge Pressure Upper Limit exceeded"
P1556	"Charge Pressure Contr. Negative Deviation"
P1557	"Charge Pressure Contr. Positive Deviation"

SPEED AND IDLE CONTROL SPECIFICATION (P1558-P1569)

SAE-DTC

DTC text

Corrective action

P1558

"Throttle Actuator Electrical Malfunction"

Check Throttle Valve Control Module -J338-, see THROTTLE VALVE CONTROL MODULE, CHECKING

P1559

"Idle Speed Contr.Throttle Pos. Adaptation Malfunction"

P1560

"Maximum Engine Speed Exceeded"

Erase DTC memory of Engine Control Module (ECM), see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA
Repair mechanical damage

P1564

"Idle Speed Contr.Throttle Pos. Low Voltage During Adaptation" ⁽¹⁾

Check battery, charge if necessary

P1565

"Idle Speed Control Throttle Position lower limit not attained"

Check Throttle Valve Control Module -J338-, see THROTTLE VALVE CONTROL MODULE, CHECKING

P1568

"Idle Speed Contr.Throttle Pos. mechanical Malfunction"⁽¹⁾

Clean throttle valve control module

P1569

Cruise Control Set Signal Incorrect Signal

Check cruise control system.

⁽¹⁾	For this malfunction, ECM switches on the EPC warning lamp in instrument cluster. Significance of EPC warning lamp, see CHECK ELECTRONIC POWER CONTROL (EPC) WARNING LAMP IN INSTRUMENT CLUSTER .

SPEED AND IDLE CONTROL SPECIFICATION (P1579)

SAE-DTC

DTC text

Corrective action

P1579

"Idle Speed Contr.Throttle Pos. adaptation not started"⁽¹⁾

Adapt Engine Control Module (ECM) to the throttle valve control module.

⁽¹⁾	For this malfunction, ECM switches on the EPC warning lamp in instrument cluster. Significance of EPC warning lamp, see CHECK ELECTRONIC POWER CONTROL (EPC) WARNING LAMP IN INSTRUMENT CLUSTER .

Control module and output signals

CONTROL MODULE AND OUTPUT SIGNALS SPECIFICATION (P1602-P1624)

SAE-DTC	DTC text	Corrective action
P1602	"Power Supply (B+) Terminal 30 Low Voltage"	Check voltage supply for control module, see VOLTAGE SUPPLY FOR ENGINE CONTROL MODULE (ECM), CHECKING
P1603	"Internal Control Module Self Check"	Replace Motronic Engine Control Module (ECM) -J220-, see REPLACING ENGINE CONTROL MODULE (ECM)
P1604	"Internal Control Module Driver Error"
P1606	"Rough Road Spec Engine Torque ABS -ECU Electrical Malfunction"	Check DTC memory of ABS control module: See ON BOARD DIAGNOSTIC (OBD) (FROM LATE PRODUCTION 1999) Check CAN-bus, see TERMINAL RESISTANCE FOR CAN-BUS, CHECKING
P1609	"crash shut down activated"	Erase DTC memory, see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA
P1612	"Electronic Control Module Incorrect Coding"	Replace Motronic Engine Control Module (ECM) -J220-, see REPLACING ENGINE CONTROL MODULE (ECM)
P1624	"MIL Request Sign.active"	Erase DTC memory, see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA

CONTROL MODULE AND OUTPUT SIGNALS SPECIFICATION (P1626-P1650)

SAE-DTC	DTC text	Corrective action
P1626	"Data-Bus Powertrain Missing Message from Transm.Contr."	Check terminal resistance for CAN-Bus, see TERMINAL RESISTANCE FOR CAN-BUS, CHECKING
P1630	"Accelera.Pedal Pos.Sensor 1 Signal too Low"	Check Throttle Position (TP) Sensor -G79- and Sender -2- for accelerator pedal position -G185-, see THROTTLE POSITION (TP) SENSOR, CHECKING
P1631	"Accelera.Pedal Pos.Sensor 1 Signal too High"
P1633	"Accelera.Pedal Pos.Sensor 2 Signal too Low"
P1634	"Accelera.Pedal Pos.Sensor 2 Signal too High"
P1639	"Accelera.Pedal Pos.Sensor 1+2 Range/Performance"
P1640	"Internal Contr.Module (EEPROM) Error"	Replace Motronic Engine Control Module (ECM) -J220-, see REPLACING ENGINE CONTROL MODULE (ECM)
P1648	"Data Bus Powertrain defect"	Check terminal resistance for CAN-Bus, see TERMINAL RESISTANCE FOR CAN-BUS, CHECKING
P1649	"Data Bus Powertrain missing message from break ECU"	Check DTC memory of ABS control module: See ON BOARD DIAGNOSTIC (OBD) (FROM LATE PRODUCTION 1999)
P1650	"Data Bus Powertrain missing message from instrument panel ECU"

CONTROL MODULE AND OUTPUT SIGNALS SPECIFICATION (P1676-P1853)

SAE-DTC	DTC text	Corrective action
P1676	"Drive by Wire -MIL Circ. Electrical Malfunction"	Check function of EPC warning lamp, see CHECK ELECTRONIC POWER CONTROL (EPC) WARNING LAMP IN INSTRUMENT CLUSTER
P1677	"Drive by Wire -MIL Circ. Short to B+"
P1690	"Malfunction Indicator Lamp Malfunction"	Check function of exhaust Malfunction Indicator Lamp, see CHECK MALFUNCTION INDICATOR LAMP (MIL) IN INSTRUMENT CLUSTER
P1693	"Malfunction Indicator Lamp Short to B+"	Check exhaust Malfunction Indicator Lamp (MIL) -K83-, see CHECK MALFUNCTION INDICATOR LAMP (MIL) IN INSTRUMENT CLUSTER
P1853	"Data Bus Powertrain Unplausible Message from Brake Contr."	Check DTC memory of ABS control module: See ON BOARD DIAGNOSTIC (OBD) (FROM LATE PRODUCTION 1999)