Croma Factory Service Manual (2005-2010): Fault diagnosis
General
Maintenance
Diagnostics
Engine
Transmission
Brakes
Steering & suspension
Heating & A/C
Electrical
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Engine20 pages
- Engine not running smoothly / (hesistant)
- Engine not running smoothly / (losing power)
- Engine not running smoothly / (irregular operation)
- Engine not running smoothly
- Engine does not produce best performance
- Engine not feeling accelerator pedal pressure
- Engine idle irregular
- Engine idling high
- Engine idling too low
- Engine going off on idling (then restarting)
- Poor change in engine speed on pressing accelerator pedal
- Poor engine response
- Engine cuts out whilst running (then not restarting)
- Engine cuts out whilst running (then restarts)
- Cruise control not working under any conditions
- Cruise control recall control not working
- Cruise control set+ control not working
- Cruise control does not go off when the clutch pedal is pressed
- Cruise control system does not go off when brake pedal pressed
- The cruise control set- control is not working
Steering – vehicle behaviour11 pages
- Drift whilst braking
- Poor driving comfort - at front
- Poor driving comfort - at rear
- Excessive rolling/pitching - at front
- Excessive rolling/pitching - at rear
- Steering hard / (steering in both directions)
- Steering hard / (in one direction only)
- Steering wheel oscillations / vibrations / whilst driving
- Steering wheel oscillations / vibrations / with the vehicle stationary
- The electric steering lock does not release (vehicle with passive entry)
- Steering does not lock with key extracted
Lights8 pages
- Dipped headlamps not working
- Dipped beam (one) rh or lh not working
- High beam (one) rh or lh does not come on or comes on irregularly
- Flashing, switching off or variation in dipped headlamps brightness
- Dipped headlamps do not light up as they should
- Dipped headlamps lowerd and not moving
- Headlamp alignment correction not carried out correctly (with vehicle in motion)
- Headlamp alignment adjuster (one) rh or lh not working
Windscreen / rearscreen / rear view mirrors – visibility13 pages
- Windscreen/rearscreen washers not working
- Windscreen wipers not working
- Screen washer not working
- Back window wiper not working
- Back window washer is not working
- Headlamp washers not working
- Rearscreen and door mirror defrosting not working
- Heated rear windscreen not working
- Door mirror defrosting not working
- When it rains, the windscreen is not cleaned automatically
- Rear view mirror electrical adjustment does not work
- Left door mirror electrical adjustment not working
- Right door mirror electrical adjustment not working
Instrument panel63 pages
- Rev counter not working
- Speedometer not working
- Milometer not working
- Trip meter does not zero
- Display does not show outside temperature
- Doors open check warning light/symbol on
- Display signals ice danger with high outside temperature
- Display does not signal ice danger with low outside temperature
- Clock not working
- Fuel level gauge not working
- Fuel reserve warning light not working
- Engine coolant temperature gauge not working
- Engine coolant overheating warning light not working
- Minimum engine oil pressure warning light not working
- Doors open check warning light on
- Lights check warning light off (initial test not carried out)
- Milometer/trip meter flashing
- Battery charging warning light not working
- Display does not show average consumption on trip module
- Heater plugs warning light not working
- Minimum engine oil pressure warning light on constantly
- Mil warning light flashing
- Mil warning light on (engine does not start)
- Vehicle protection warning light on (engine does not start)
- Abs failure warning light on
- Abs warning light off (intial test not carried out)
- Abs and handbrake warning lights both on
- Handbrake warning light does not come on (with handbrake applied)
- Esp warning light on
- Electric steering warning light on
- Electric steering warning light off / (does not carry out initial test)
- Handbrake applied warning light
- Seat belt unfastened warning light on
- Passenger airbag disablement warning light flashing
- Airbag failure warning light on
- Airbag warning light off (initial test not carried out)
- Passenger air bag disabled warning light on
- Rear sidebag disactivation warning light not working
- Instrument lights not working
- Instrument lights dimmer not working
- Instrument panel not working
- Mil warning light not working (remains off before starting)
- Mil warning light stays on (engine starts)
- Display module no signal - to check panel
- Display does not show headlamp alignment data
- Water in diesel filter warning light off (initial test not carried out)
- Water in diesel filter warning light on constantly
- Heater plugs warning light on constantly
- Display does not show range on trip module
- Display does not show average speed on trip module
- Display does not show journey time on trip module
- Vehicle protection system warning light off (initial test not carried out)
- Vehicle protection system warning light on constantly
- Fuel reserve warning light on (with higher level)
- Mode button not working
- Recharging warning light on
- One warning light activated by steering column switch unit not working
- One warning light activated by steering column switch unit on constantly
- One warning light activated by control panel not working
- One warning light operated by control panel on constantly
- Seat belt not fastened warning light not working
- General failure warning light not working
- General failure warning light on constantly
Climate control10 pages
- Climate control not working (under any circumstances)
- Climate control air flow irregular
- Fan does not work at different speeds
- Climate control not cooling
- Climate control does not cool to the desired temperature
- Climate control not heating
- Climate control recirculation not working
- Climate control recirculation (automatic mode) not working
- Passenger side temperature adjustment does not work
- Air heating is not activated with low outside temperature
Radio and accessories etc..16 pages
- Trip computer wrong indications
- Radio cannot be heard, is hard to hear
- Telephone audio not working
- Telephone won''t start
- Cd changer device not working
- Horns not working
- Horns working out of tune
- Horns working endlessly
- I.c.s. is not calculating any route
- I.c.s. detects incorrect position
- Navigator does not receive the g.p.s. satelites
- I.c.s. does not give'' audio messages
- Connect audio not working
- Navigator''s vehicle arrow not moving smoothly
- Connect not working
- Parking device not working
Seats16 pages
- Front seat sliding not working
- Front seat backrest angle adjustment not working
- Front seat adjustments (all) not working
- Head restraint height adjustment not working
- Front seat height adjustment not working
- Front seat lumbar adjustment not working
- Seat position memory not working
- Front seat backrest adjustment hardening
- Front seat height adjustment hardening
- Front seat heating not working
- Rear seat backrest adjustment stiff
- Rear seat backrest attachment missing
- The seat belt does not attach to the buckle
- Seat belts locked
- Seat belt does not lock
- Belt rewinding failure
- Doors › Central locking not working
Noise / vibrations42 pages
- Engine knocking
- Noise whilst driving
- Front suspension noise (creaking/squeaking)
- Front suspension noise (whistling/humming)
- Front suspension noise (knocking)
- Forecarriage transverse vibrations
- Gearbox noise - at take off
- Gearbox noise - in neutral
- Gearbox noise - in a specific gear
- Gearbox noise - when cornering
- Clutch noisy
- Rear noise (creaking/squeaking/ticking)
- Rear noise (whistling/humming)
- Rear noise (knocking)
- Brakes noisy
- Steering wheel and brake pedal vibrations
- Noise '' power assisted steering / end of travel
- Noise '' power assisted steering / with the steering wheel stationary
- Climate control system noisy / (in the engine compartment)
- Climate control system noisy / (in passenger compartment)
- Noisy rear seat head restraint
- Windscreen wiper noisy
- Dashboard creaking
- Front doors creaking
- Rear doors creaking
- Front seat slides squeaking
- Seats creaking
- Noise in front seat adjustment
- Knock on front seat cushion
- Backrest adjustment noise
- Lumbar adjustment noise
- Rear seat backrest knock
- Noise in rear seat cushion
- Noise in front seat height adjustment
- Sun roof noisy / roof open
- Sun roof noisy / with roof closed
- Sun roof noisy / with hinged opening sun roof
- Weather strip creaking (when opening/closing the sunroof)
- Sun roof motor noisy
- Sun blind motor noisy
- Sun roof front blind noisy
- Sun roof rear blind noisy
- Odours › Unpleasant climate control odours
Consumption /leaks/ wear2 pages
Examiner - electronic diesel management105 pages
- P0016 - timing/RPM synchronisation
- P0087 - pressure on flute
- P0088 - pressure on flute
- P0100 - debimeter (beyond upper limit)
- P0100 - debimeter (below lower limit)
- P0110 - debimeter air temperature signal
- P0168 - limitation for high fuel temperature
- P0180 - fuel temperature sensor
- P0190 - fuel high temperature sensor
- P0201 - cylinder 1 injector
- P0202 - cylinder 2 injector
- P0203 - cylinder 3 injector
- P0204 - cylinder 4 injector
- P0205 - cylinder 5 injector
- P0120 - accelerator 1 pedal signal
- P0122 - accelerator pedal connector
- P0219 - high engine RPM
- P0220 - accelerator 2 pedal
- P0230 - fuel pump relay control (sc to + vbat)
- P0230 - fuel pump relay control (sc to + earth)
- P0234 - turbo pressure
- P0235 - turbo pressure sensor (sc to + vbat or oc)
- P0235 - turbo pressure sensor (sc to earth)
- P0262 - cylinder 1 injector
- P0265 - cylinder 2 injector
- P0268 - cylinder 3 injector
- P0271 - cylinder 4 injector
- P0274 - cylinder 5 injector
- P0335 - engine RPM sensor (general electrical fault)
- P0335 - engine revolution sensor (invalid signal)
- P0340 - timing sensor (general electrical fault)
- P0340 - timing sensor (signal plausibility)
- P0380 - preheating unit control (oc)
- P0380 - preheating unit control (sc to + vbat)
- P0380 - preheating unit control (sc to earth)
- P0380 - preheating unit control (excessive temperature)
- P0401 - EGR valve
- P0402 - EGR valve
- P0403 - EGR valve oc
- P0403 - EGR valve (sc to + vbat)
- P0403 - EGR valve (sc to earth)
- P0403 - EGR valve (excessive temperature)
- P0503 - vehicle speed incoherence
- P0606 - control unit failure (microprocessor)
- P0638 - throttle valve control (AC)
- P0638 - throttle valve control (sc to + vbat)
- P0638 - throttle valve control (sc to earth)
- P0638 - throttle valve control excessive (temperature)
- P0641 - power supply to sensors 1
- P0651 - power supply to sensors 2
- P0683 - preheating control unit (feedback)
- P0685 - main relay (unexpected intervention)
- P0685 - main relay (actuator slip)
- P0697 - sensor power supply 3
- P1205 - particulate filter
- P1206 - particulate filter
- P1612 - fuel filter heater relay control (oc)
- P1612 - fuel filter heater relay control (sc to +vbat)
- P1612 - fuel filter heater relay control (sc to earth)
- P1612 - fuel filter heater relay control (excessive temperature)
- P2002 - particulate filter
- P2008 - flow bypass valve (oc)
- P2008 - flow bypass valve (sc to + vbat)
- P2008 - flow bypass valve (sc to earth)
- P2009 - flow bypass valve
- P2010 - flow-rate valve
- P2011 - flow-rate valve
- P2012 - flow bypass valve
- P2013 - flow bypass valve
- P2014 - flow bypass valve (feedback)
- P2015 - flow bypass valve (feedback)
- P2080 - temperature sensor on catalytic preconvertor outlet
- P2081 - temperature sensor on catalytic preconvertor outlet
- P2084 - temperature sensor on particulate filter input
- P2085 - temperature sensor on particulate filter input
- P2100 - motorised throttle
- P2101 - motorised throttle
- P2107 - motorised throttle
- P2108 - motorised throttle
- P2111 - motorised throttle
- P2112 - motorised throttle
- P2135 - accelerator pedal potentiometer (plausibility)
- P2146 - unit 1 injector control
- P2148 - unit 1 injector control
- P2149 - group 2 injector control
- P2151 - group 2 injector control
- P2226 - atmospheric pressure sensor (beyond upper limit)
- P2226 - atmospheric pressure sensor (below lower limit)
- P2226 - atmospheric pressure sensor (signal plausibility)
- P2452 - differential pressure sensor
- P2453 - differential pressure sensor pipe
- P2455 - differential pressure sensor
- P2620 - motorised throttle (feedback)
- U1706 - rete can (ncm - nfr)
- U1711 - can network (ncm - nca)
- P0101 - debimeter signal (general electrical fault)
- P0101 - debimeter signal (beyond upper limit)
- P010f - debimeter earth/air inconsistency
- P0111 - debimeter air temperature signal
- P0191 - fuel pressure signal
- P0237 - turbo pressure
- P0238 - turbo pressure
- P0778 - fuel pressure regulator (high pressure pump or flute outlet)
- P02264 - water in fuel filter
- P2293 - fuel pressure (high pressure pump or flute input adjustment)