FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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CDI5 [Engine 642] 1 of 6


CDI5 Diesel Engine Control System [1 of 6]

DTC Brief Description

105 [1] Check component B5/1 (Charge pressure sensor).: Open circuit in wiring / Short circuit to positive�

105 [2] Check component B5/1 (Charge pressure sensor).: Open circuit in wiring / Short circuit to ground�

105 [4] Check component B5/1 (Charge pressure sensor).: CAN signal faulty�

105 [8] Check component B5/1 (Charge pressure sensor).: The atmospheric pressure between component B5/1 (Charge pressure sensor) and component N3/9 (CDI control unit) is implausible.�

110 [1] Check component B17/8 (Charge air temperature sensor).: Open circuit in wiring / Short circuit to positive�

110 [2] Check component B17/8 (Charge air temperature sensor).: Open circuit in wiring / Short circuit to ground�

110 [4] Check component B17/8 (Charge air temperature sensor).: CAN signal faulty�

115 [1] Check component B11/4 (Coolant temperature sensor).: Open circuit in wiring / Short circuit to positive�

115 [2] Check component B11/4 (Coolant temperature sensor).: Open circuit in wiring / Short circuit to ground�

115 [4] Check component B11/4 (Coolant temperature sensor).: CAN signal faulty�

115 [8] Check component B11/4 (Coolant temperature sensor).: The temperature difference between component B11/4 (Coolant temperature sensor) and component B1 (Oil temperature sensor) is implausible.�

180 [1] Check component B50 (Fuel temperature sensor).: Open circuit in wiring / Short circuit to positive�

180 [2] Check component B50 (Fuel temperature sensor).: Open circuit in wiring / Short circuit to ground�

190 [1] Check component B4/6 (Rail pressure sensor).: Open circuit in wiring / Short circuit to positive�

190 [2] Check component B4/6 (Rail pressure sensor).: Open circuit in wiring / Short circuit to ground�

201 [1] Check component Y76y1 (Fuel injector cylinder 1).: Short circuit to positive�

201 [2] Check component Y76y1 (Fuel injector cylinder 1).: Short circuit to ground�

201 [4] Check component Y76y1 (Fuel injector cylinder 1).: Short circuit to each other�

201 [8] Check component Y76y1 (Fuel injector cylinder 1).: General error�

202 [1] Check component Y76y2 (Fuel injector cylinder 2).: Short circuit to positive�

202 [2] Check component Y76y2 (Fuel injector cylinder 2).: Short circuit to ground�

202 [4] Check component Y76y2 (Fuel injector cylinder 2).: Short circuit to each other�

202 [8] Check component Y76y2 (Fuel injector cylinder 2).: General error�

203 [1] Check component Y76y3 (Fuel injector cylinder 3).: Short circuit to positive�

203 [2] Check component Y76y3 (Fuel injector cylinder 3).: Short circuit to ground�

203 [4] Check component Y76y3 (Fuel injector cylinder 3).: Short circuit to each other�

203 [8] Check component Y76y3 (Fuel injector cylinder 3).: General error�

204 [1] Check component Y76y4 (Fuel injector cylinder 4).: Short circuit to positive�

204 [2] Check component Y76y4 (Fuel injector cylinder 4).: Short circuit to ground�

204 [4] Check component Y76y4 (Fuel injector cylinder 4).: Short circuit to each other�

204 [8] Check component Y76y4 (Fuel injector cylinder 4).: General error�

205 [1] Check component Y76y5 (Fuel injector cylinder 5).: Short circuit to positive�

205 [2] Check component Y76y5 (Fuel injector cylinder 5).: Short circuit to ground�

205 [4] Check component Y76y5 (Fuel injector cylinder 5).: Short circuit to each other�

205 [8] Check component Y76y5 (Fuel injector cylinder 5).: General error�

206 [1] Check component Y76y6 (Fuel injector cylinder 6).: Short circuit to positive�

206 [2] Check component Y76y6 (Fuel injector cylinder 6).: Short circuit to ground�

206 [4] Check component Y76y6 (Fuel injector cylinder 6).: Short circuit to each other�

206 [8] Check component Y76y6 (Fuel injector cylinder 6).: General error�

207 [1] Y76/7 (Fuel injector cylinder 7): Test cable for short circuit to positive.�

207 [2] Y76/7 (Fuel injector cylinder 7): Short circuit to ground�

207 [4] Y76/7 (Fuel injector cylinder 7): Short circuit�

207 [8] Y76/7 (Fuel injector cylinder 7): General error�

208 [1] Y76/8 (Fuel injector cylinder 8): Test cable for short circuit to positive.�

208 [2] Y76/8 (Fuel injector cylinder 8): Short circuit to ground�

208 [4] Y76/8 (Fuel injector cylinder 8): Short circuit�

208 [8] Y76/8 (Fuel injector cylinder 8): General error�

300 [1] Misfiring detection: The number of misfirings is too high.�

1222 [1] Check component Sensor in component B37 (Accelerator pedal sensor).: Open circuit in wiring / Short circuit to positive�

1222 [2] Check component Sensor in component B37 (Accelerator pedal sensor).: Open circuit in wiring / Short circuit to ground�

1222 [4] Check component Sensor in component B37 (Accelerator pedal sensor).:�

1222 [8] Check component Sensor in component B37 (Accelerator pedal sensor).: Plausibility Sensor 1/2�

1234 [1] Check component Sensor in component B37 (Accelerator pedal sensor).: Open circuit in wiring / Short circuit to positive�

1234 [2] Check component Sensor in component B37 (Accelerator pedal sensor).: Open circuit in wiring / Short circuit to ground�

1234 [4] Check component Sensor in component B37 (Accelerator pedal sensor).:�

1234 [8] Check component Sensor in component B37 (Accelerator pedal sensor).: Plausibility Sensor 2/1�

1480 [1] Check component N14/3 (Glow time output stage).: FAULTY�

1480 [2] Check component N14/3 (Glow time output stage).:�

1480 [4] Check component N14/3 (Glow time output stage).:�

1480 [8] Check component N14/3 (Glow time output stage).:�

1515 [1] Maximum vehicle speed limit:�

1515 [2] Maximum vehicle speed limit:�

1515 [4] Maximum vehicle speed limit: Signal faulty�

1515 [8] Maximum vehicle speed limit:�

1520 [1] Check component S40/4 (CC switch with variable speed limiter).: CAN message from control module N73 (EIS [EZS] control unit): IMPLAUSIBLE�

1520 [2] Check component S40/4 (CC switch with variable speed limiter).: Two functions were executed simultaneously.�

1520 [4] Check component S40/4 (CC switch with variable speed limiter).:�

1520 [8] Check component S40/4 (CC switch with variable speed limiter).:�

1610 [1] Check component N10/1 (Driver-side SAM control unit with fuse and relay module).: Relay N10/1kI (Circuit 87 relay, engine) switches off too late.�

1610 [2] Check component N10/1 (Driver-side SAM control unit with fuse and relay module).: Relay N10/1kI (Circuit 87 relay, engine) switches off too soon.�

1610 [4] Check component N10/1 (Driver-side SAM control unit with fuse and relay module).: Relay 'N10/1kI (Circuit 87 relay, engine)' does not switch.�

1611 [1] Check supply voltage (1) of sensors.: Open circuit in wiring / Short circuit to positive�

1611 [2] Check supply voltage (1) of sensors.: Open circuit in wiring / Short circuit to ground�

1611 [4] Check supply voltage (1) of sensors.:�

1611 [8] Check supply voltage (1) of sensors.:�

1612 [1] Test signal at terminal Terminal 15.:�

1612 [2] Test signal at terminal Terminal 15.:�

1612 [4] Test signal at terminal Terminal 15.: No signal�

1612 [8] Test signal at terminal Terminal 15.: Plausibility error in signal over CAN or hardware line�

1617 [1] Control unit EEPROM error: An error occurred during the last write or read operation.�

1617 [2] Control unit EEPROM error: An error occurred during the last read operation.�

1617 [4] Control unit EEPROM error: An error occurred during the last write operation.�

1617 [8] Control unit EEPROM error: The preset values were used.�

1630 [1] Check system 'Immobilizer'.: Internal fault N3/9 (CDI control unit)�

1630 [2] Check system 'Immobilizer'.: Communication fault between component N3/9 (CDI control unit) and N73 (EIS [EZS] control unit)�

1630 [4] Check system 'Immobilizer'.: Expended authentication value�

1630 [8] Check system 'Immobilizer'.: Key used is inhibited.�

1636 [1] Check component M4/7 (Engine and AC electric suction fan with integrated control).: Short circuit in the signal line�

1636 [2] Check component M4/7 (Engine and AC electric suction fan with integrated control).: Short circuit in the signal line�

1636 [4] Check component M4/7 (Engine and AC electric suction fan with integrated control).: Discontinuity of signal line�

1636 [8] Check component M4/7 (Engine and AC electric suction fan with integrated control).: Thermal overload of control module N3/9 (CDI control unit)�

1664 [1] Check component Heater booster.: Short circuit to positive�

1664 [2] Check component Heater booster.: Short circuit to ground�

1664 [4] Check component Heater booster.: Signal wire OPEN CIRCUIT�

1664 [8] Check component Heater booster.: Thermal overload of control module N3/9 (CDI control unit)�

1665 [1] Check component Radiator blind.: Short circuit to positive�

1665 [2] Check component Radiator blind.: Short circuit to ground�

1665 [4] Check component Radiator blind.: Signal wire OPEN CIRCUIT�

1665 [8] Check component Radiator blind.: Thermal overload of control module N3/9 (CDI control unit)�

1681 [1] Airbag signal: Engine emergency off signal from airbag control module�

1681 [8] Airbag signal: Short circuit to positive�

1705 [4] Check component S40/3 (Clutch pedal switch).: CAN signal faulty�

1705 [8] Check component S40/3 (Clutch pedal switch).: Plausibility�

2004 [8] Thermostat monitor: Thermostat FAULTY�

2006 [1] Test sensor Fuel low pressure.: Open circuit in wiring / Short circuit to positive�

2006 [2] Test sensor Fuel low pressure.: Open circuit in wiring / Short circuit to ground�

2008 [1] B4/6 Rail pressure sensor offset test: Value is above limit.�

2008 [2] B4/6 Rail pressure sensor offset test: Value is below limit.�

2009 [1] B76 (Fuel filter water level sensor): Water in the fuel filter.�

2009 [2] B76 (Fuel filter water level sensor): Water in the fuel filter.�

2009 [4] B76 (Fuel filter water level sensor): Water in the fuel filter.�

2011 [1] Check component Mass air flow sensor.: Open circuit in wiring / Short circuit to positive�

2011 [2] Check component Mass air flow sensor.: Open circuit in wiring / Short circuit to ground�

2012 [1] Check component B11/4 (Coolant temperature sensor).:�

2012 [2] Check component B11/4 (Coolant temperature sensor).:�

2012 [4] Check component B11/4 (Coolant temperature sensor).:�

2012 [8] Check component B11/4 (Coolant temperature sensor).: The dynamic test was not plausible.�

2013 [1] Check component B14 (Ambient temperature display temperature sensor).: Open circuit in wiring / Short circuit to positive�

2013 [2] Check component B14 (Ambient temperature display temperature sensor).: Open circuit in wiring / Short circuit to ground�

2013 [4] Check component B14 (Ambient temperature display temperature sensor).: CAN signal faulty�

2014 [1] Check component B1 (Oil temperature sensor).: Open circuit in wiring / Short circuit to positive�

2014 [2] Check component B1 (Oil temperature sensor).: Open circuit in wiring / Short circuit to ground�

2014 [4] Check component B1 (Oil temperature sensor).: Oil temperature is implausible.�

2014 [8] Check component B1 (Oil temperature sensor).: Plausibility�

2015 [1] Rail pressure monitoring via volume control valve: The rail pressure is too low.�

2016 [1] Rail pressure monitoring via volume control valve: The rail pressure is too high.�

2016 [2] Rail pressure monitoring via volume control valve: The pressure reduction during deceleration is implausible.�

2016 [4] Rail pressure monitoring via volume control valve: Standard deviation in deceleration mode�

2016 [8] Rail pressure monitoring via volume control valve: Standard deviation in idle�

2017 [1] Rail pressure monitoring via volume control valve: The rail pressure is too low.�

2017 [2] Rail pressure monitoring via volume control valve: The rail pressure is too low.�

2018 [1] Rail pressure monitoring via volume control valve: The rail pressure is too high.�

2019 [1] Rail pressure monitoring via pressure control valve: The rail pressure is too low.�

2019 [2] Rail pressure monitoring via pressure control valve: The rail pressure is too low for the engine speed.�

2020 [1] Rail pressure monitoring via pressure control valve: The rail pressure is too low for the closed pressure regulator valve.�

2020 [4] Rail pressure monitoring via pressure control valve: The rail pressure is too high.�

2021 [1] Rail pressure monitoring via pressure control valve: The rail pressure is too low.�

2023 [1] Rail pressure monitoring via pressure control valve: The maximum pressure has been exceeded.�

2024 [1] Check component B2/7b1 (Intake air temperature sensor).: Open circuit in wiring / Short circuit to positive�

2024 [2] Check component B2/7b1 (Intake air temperature sensor).: Lower range limit for voltage values�

2025 [1] Check component B28/5 (Pressure sensor downstream of air cleaner).: Open circuit in wiring / Short circuit to positive�

2025 [2] Check component B28/5 (Pressure sensor downstream of air cleaner).: Open circuit in wiring / Short circuit to ground�

2025 [4] Check component B28/5 (Pressure sensor downstream of air cleaner).: CAN signal faulty�

2025 [8] Check component B28/5 (Pressure sensor downstream of air cleaner).: The atmospheric pressure between component B28/5 (Pressure sensor downstream of air cleaner) and component N3/9 (CDI control unit) is implausible.�

2026 [1] Check component G3/2 (O2 sensor upstream of KAT). Nernst cell: Short circuit to positive�

2026 [2] Check component G3/2 (O2 sensor upstream of KAT). Nernst cell: Short circuit to ground�

2026 [4] Check component G3/2 (O2 sensor upstream of KAT). Nernst cell: Open circuit�

2026 [8] Check component G3/2 (O2 sensor upstream of KAT). Nernst cell: Battery severely discharged/ faulty�

2027 [1] Check component G3/1 (O2 sensor downstream TWC). Nernst cell: Short circuit to positive�

2027 [2] Check component G3/1 (O2 sensor downstream TWC). Nernst cell: Short circuit to ground�

2027 [4] Check component G3/1 (O2 sensor downstream TWC). Nernst cell: Open circuit�

2028 [1] Check component G3/2 (O2 sensor upstream of KAT). Signal current: Short circuit to positive�

2028 [2] Check component G3/2 (O2 sensor upstream of KAT). Signal current: Short circuit to ground�

2028 [4] Check component G3/2 (O2 sensor upstream of KAT). Signal current: Open circuit�

2028 [8] Check component G3/2 (O2 sensor upstream of KAT). Signal current: Battery severely discharged/ faulty�

2029 [1] Check component G3/1 (O2 sensor downstream TWC). Signal current: Short circuit to positive�

2029 [2] Check component G3/1 (O2 sensor downstream TWC). Signal current: Short circuit to ground�

2029 [4] Check component G3/1 (O2 sensor downstream TWC). Signal current: Open circuit�

2030 [1] Check component G3/2 (O2 sensor upstream of KAT). Virtual ground: Short circuit to positive�

2030 [2] Check component G3/2 (O2 sensor upstream of KAT). Virtual ground: Short circuit to ground�

2030 [4] Check component G3/2 (O2 sensor upstream of KAT). Virtual ground: Open circuit�

2030 [8] Check component G3/2 (O2 sensor upstream of KAT). Virtual ground: Battery severely discharged/ faulty�

2031 [1] Check component G3/1 (O2 sensor downstream TWC). Virtual ground: Short circuit to positive�

2031 [2] Check component G3/1 (O2 sensor downstream TWC). Virtual ground: Short circuit to ground�

2031 [4] Check component G3/1 (O2 sensor downstream TWC). Virtual ground: Open circuit�

2032 [1] Check component G3/2 (O2 sensor upstream of KAT).: Sensor voltage is too high.�

2032 [2] Check component G3/2 (O2 sensor upstream of KAT).: Voltage is too low.�

2032 [4] Check component G3/2 (O2 sensor upstream of KAT).: Sensor voltage is too high.�

2032 [8] Check component G3/2 (O2 sensor upstream of KAT).:�

2033 [1] Check component G3/1 (O2 sensor downstream TWC).: Sensor voltage is too high.�

2033 [2] Check component G3/1 (O2 sensor downstream TWC).: Voltage is too low.�

2033 [4] Check component G3/1 (O2 sensor downstream TWC).: Sensor voltage is too high.�

2034 [1] Calibration G3/2 (O2 sensor upstream of KAT): Open circuit in wiring / Short circuit to positive�

2034 [2] Calibration G3/2 (O2 sensor upstream of KAT): Open circuit in wiring / Short circuit to ground�

2035 [1] Calibration G3/1 (O2 sensor downstream TWC): Open circuit in wiring / Short circuit to positive�

2035 [2] Calibration G3/1 (O2 sensor downstream TWC): Open circuit in wiring / Short circuit to ground�

2036 [1] Calibration Internal resistance G3/2 (O2 sensor upstream of KAT): Calibration Open circuit in wiring / Short circuit to positive�

2036 [2] Calibration Internal resistance G3/2 (O2 sensor upstream of KAT): Calibration Open circuit in wiring / Short circuit to ground�

2037 [1] Calibration Internal resistance G3/1 (O2 sensor downstream TWC): Calibration Open circuit in wiring / Short circuit to positive�

2037 [2] Calibration Internal resistance G3/1 (O2 sensor downstream TWC): Calibration Open circuit in wiring / Short circuit to ground�

2038 [1] Check internal resistance of component G3/2 (O2 sensor upstream of KAT).: Resistance too large�

2038 [2] Check internal resistance of component G3/2 (O2 sensor upstream of KAT).: Resistance too small�

2039 [1] Check internal resistance of component G3/1 (O2 sensor downstream TWC).: Resistance too large�

2039 [2] Check internal resistance of component G3/1 (O2 sensor downstream TWC).: Resistance too small�

2040 [1] Check component B40 (Oil sensor (oil level, temperature and quality)).: Oil level Value is above limit.�

2040 [4] Check component B40 (Oil sensor (oil level, temperature and quality)).: Oil level Invalid value�

2040 [8] Check component B40 (Oil sensor (oil level, temperature and quality)).: Oil level Plausibility�

2041 [1] Check component B40 (Oil sensor (oil level, temperature and quality)).: Oil quality Value is above limit.�

2041 [4] Check component B40 (Oil sensor (oil level, temperature and quality)).: Oil quality Invalid value�

2041 [8] Check component B40 (Oil sensor (oil level, temperature and quality)).: Oil quality Plausibility�

2042 [1] Check component B40 (Oil sensor (oil level, temperature and quality)).: Water in the oil (milky clouding with smears) The water content is too high.�

2043 [1] Check component B6/1 (Camshaft Hall sensor).: No signal�

2043 [2] Check component B6/1 (Camshaft Hall sensor).: There is an invalid signal.�

2045 [1] Check component B70 (Crankshaft Hall sensor).: No signal�

2045 [2] Check component B70 (Crankshaft Hall sensor).: Signal faulty�

2047 [1] Rail pressure monitoring via volume control valve: The rail pressure is too low.�

2051 [1] Rail pressure monitoring via pressure control valve: The rail pressure is too low.�

2052 [1] Rail pressure monitoring via pressure control valve: The measured pressure is implausible in relation to the power consumption of the pressure regulator valve.�

2052 [2] Rail pressure monitoring via pressure control valve:�

2052 [4] Rail pressure monitoring via pressure control valve:�

2052 [8] Rail pressure monitoring via pressure control valve:�