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View Full Version : *INFO* Tech Article-C20LET Data Sheet(Cr,Fault Codes,Specs etc etc)



Adam
14-02-08, 06:58 PM
Cant remember where this was from, i found it hosted on an old account of mine.
Some parts relate specifically to Calibra Turbos(brakes etc), but the engine data could be useful for someone with LET questions :)


Vauxhall/Opel Calibra 2.0i Turbo 4x4 - Technical Specs
------------------------------------------------------
Engine - Tuning Data
--------------------
Type.............................C20LET; 4 Cylinder, Transverse Mounted, Turbocharged
Number of Cylinders..............4; No 1 Pulley end
Cubic Capacity...................1998cm(3)
Bore/Stroke......................86/86mm
Compression ratio/pressure.......9,0:1
Octane Rating(RON)...............Unleaded only (95)
Brake Horsepower (DIN)...........204 at 5600rpm
Torque (DIN) Nm (lb ft)..........280 (207) at 2400rpm
Valve operation..................DOHC in line valves 4 per cylinder, hydraulic tappets
Valve timing.....................
Valve clearances mm(in)..........N/A
Spark Plugs Installed(New).......Vauxhall (90442514)
Gap..............................0,7/0,8mm (,028/,031in)
Distributor make/type............Bosch Motronic
Air Metering.....................Mass
Combined Ignition/Fuel ECM.......Yes
Diagnostic Socket................Yes
Firing Order/Rotation............1-3-4-2/Anticlockwise
Dwell angle......................Electronic
Contact Breaker Gap..............Electronic
Pick up air Gap..................Electronic
Ignition timing - Strobe.........14Degrees/18Degrees BTDC (No Adjustment)
Ignition timing - Static.........
Timing marks.....................Pulley
Centrifugal Advance commences....Computer Controlled Electronic Advance
Centrifugal Advance - Maximum....Computer Controlled Electronic Advance
Vacuum Advance commences.........Computer Controlled Electronic Advance
Vacuum Advance - Maximum.........Computer Controlled Electronic Advance
Ignition coil - make.............90 277 970
Prim res - sec res...............
Fuel lift pump...................Electric
Injection System make/type.......Bosch/M2, 7 Motronic computer controlled
Idle Speed.......................920/1040rpm
Exhaust Gas Analysis.............CO 0,4% max;HC 50ppm max
Injection pressure...............System Pressure: 3,0/3,5 bar
Turbocharger.....................KKK 16

Engine - General Data
---------------------
Piston Diameter (standard).......85,925/85,965mm (in 5 grades)
Piston Oversizes.................0,5mm
Piston Clearance in bore.........0,05/0,07mm
Piston Rings - number............2 compression 1 oil
Piston Rings - Width.............(1)(2) 1,5mm (3)3,0
Piston Rings - Groove Clearance..
Piston Rings - Gap in Bore.......(1)(2) 0,30/0,50mm (3) 0,40/1,40
Oil Pressure bar (PSI)...........1,5(22) at idle
Gudgeon pin diameter.............21mm
Gudgeon pin fit in piston........Clearance 0,004/0,010mm
Gudgeon pin fit in con rod.......Clearance 0,015/0,030mm
Connecting Rod length............
Crankpin Diameter................48,970/48,988mm
Crankpin Undersizes..............0,25;0,50mm
Big End bearing clearance........0,006/0,031mm
Big End side clearance...........0,07/0,24mm
Main Bearings....................5
Main Journal Diameter............57,982/57,995mm (in 2 grades)
Main Journal Undersizes..........0,25;0,50mm
Main Bearing Clearance...........0,015/0,040mm
Crankshaft end-float.............0,05/0,152mm
Crankshaft end-thrust on.........Centre Bearing
Camshaft Bearings................5
Camshaft Journal Diameter........27,939/27,960mm
Camshaft bearing clearance.......
Camshaft end-float...............0,04/0,144mm
Camshaft drive type..............Toothed Belt
Cam lift.........................8,5mm
Valve Head Diameter..............In 33mm Ex 29
Valve Stern Diameter.............In 6,955/6,970mm Ex 6,945/6,960
Valve Length.....................104,6/105,0mm
Valve Seat/Face Angle............45Degrees/44Degrees
Valve Lift.......................
Valve Guide Length...............
Valve Stern/Guide clearance......In 0,03/0,06mm Ex 0,04/0,07
Valve spring free length.........
Valve spring loaded length.......

Cooling System
--------------
Type.............................Water pump radiator
Radiator pressure cap............1,20/1,34 bar (18/20lb/in(2))
Fan..............................Electric on 100Celcius off 95Celcius
Thermostat.......................91Celcius

Transmission
------------
Type.............................4 Wheel Drive
Clutch...........................228mm cable operated
Manual Gearbox Type..............6 Speed; F28/6
Manual Gearbox Ratios............0,74;0,89;1,10;1,45;2,16;3,57; Reverse 3,32:1
Drive Shafts.....................With 2 CV Joints each
Final Drive Ratio................Forward 3,72:1 Reverse 3,70:1
Differential Bearing pre-load....
Pinion Bearing pre-load..........

Brakes
------
Type.............................Diagonal dual circuit ABS
Power Assistance.................Vacuum Servo 229mm
Front............................Ventilated Discs 284x24mm (minimum 21)
Rear.............................Discs 270x10mm (minimum 7)
Handbrake........................Mechanical on rear wheels
Linings - Front..................Thickness 12mm
Linings - Rear...................Thickness 11mm

Electrical
----------
Battery..........................12v 55Ah Negative Earth
Alternator.......................70A
Regulated Voltage................Bosch 13,7/14,5V / Delco 14,5V (+-) 0,25
Starter Motor....................1,4KW

Capacities
----------
Engine Oil/Grade.................4,5 litres including Filter / 10W/40 (SG)
Gearbox Oil/Grade................1,8 litres / 80W
Differential Oil/Grade...........0,8 Litres / 80W
Cooling System...................7,2 litres
Fuel Tank........................63 litres
Tyre Size........................205/60/ZR 16
Pressures bar (PSI)..............Front 2,3 (33) Rear 2,1 (30)
Max Towing Weight................1300kg (28661b)
Hydraulic Fluid Type.............DOT 4 spec
Service Intervals................9000 miles or 6 months

Dimensions
----------
Length Overall...................4492mm (117,4in)
Width Overall....................1688mm (66,9in)
Height Overall...................1320mm (55,1in)
Weight-Kerb......................1390kg (3084lb)
Ground Clearance.................120mm (4,96in)
Wheelbase........................2600mm (102,4in)
Track - Front/Rear...............1426/1446mm (56,1/56,9in)
__________________________________________________

Adam
14-02-08, 06:58 PM
Misc. Information
-----------------

Cylinder Head Sequence
----------------------

---------------
(1) (2) (3) (4) - Anticlockwise
---------------

Cylinder Head Tightening Sequence
---------------------------------

--------------------
( 9)( 5)( 1)( 4)( file:///C:/DOCUME%7E1/ADAM%7E1.AMD/LOCALS%7E1/Temp/msohtml1/01/clip_image001.gif
(10)( 6)( 2)( 3)( 7)
--------------------

Cambelt
-------
Replace 36,000 miles or every 4 years, whichever comes first
Tensioner and Roller Bearings should be changed at same time
__________________________________________________ _______________________________________________

Fault Code Listings
-------------------

Fault Code?Descriptor
---------------------
10.........Variant Coding/Not programmed
12.........Diagnosis Initiation
13.........Oxygen Sensor (O2S)- no Voltage change
14.........Engine Coolant Temperature (ECT) sensor - voltage low
15.........Engine Coolant Temperature (ECT) sensor - voltage high
16.........Knock Sensor(KS)1 - No voltage change
17.........Knock Sensor(KS)2 - No voltage change
18.........Knock Control Module - No Signal
19.........Engine Speed (RPM) sensor - incorrect signal
21.........Throttle position (TP) sensor - Voltage high
22.........Throttle position (TP) sensor - Voltage low
23.........Knock Control Module
24.........Vehicle Speed Sensor (VSS)
25.........Injector No.1 - Voltage high
26.........Injector No.2 - Voltage high
27.........Injector No.3 - Voltage high
28.........Injector No.4 - Voltage high
29.........Injector No.5 - Voltage high
31.........Engine Speed (RPM) sensor - no signal
32.........Injector No.6 - Voltage high
33.........Exhaust Gas Recirculation (EGR) solenoid - Voltage low
34.........Exhaust Gas Recirculation (EGR) solenoid - Voltage high
35.........Idle Air Control (IAC) valve
37.........Malfunction Indicator Lamp (MIL) - Voltage low
38.........Oxygen Sensor (O2S)- Voltage low
39.........Oxygen Sensor (O2S)- Voltage high
41.........Vehicle Speed Sensor (VSS) - Voltage low
42.........Vehicle Speed Sensor (VSS) - Voltage high
44.........Oxygen Sensor(O2S)/Injector signal - weak mixture
45.........Oxygen Sensor(O2S)/Injector signal - rich mixture
46.........Air Pump/Relay - Voltage low
47.........Air Pump/Relay - Voltage high
48.........Battery Supply Voltage - low
49.........Battery Supply Voltage - high
51.........Engine Control Module (ECM) - memory error (PROM)
52.........Malfunction Indicator Lamp (MIL) - Voltage high
53.........Fuel pump relay - Voltage low
54.........Fuel pump relay - Voltage high
55.........Engine Control Module (ECM)
56.........Idle Air Control (IAC) valve - Voltage high
57.........Idle Air Control (IAC) valve - Voltage low
59.........Intake Manifold Air Control Solenoid 1 - Voltage low
61.........Evaporative Emission (EVAP) canister purge valve - Voltage low
62.........Evaporative Emission (EVAP) canister purge valve - Voltage high
63.........Intake Manifold Air Control Solenoid 1 - Voltage high
65.........CO2 adjustment resistor - Voltage high
66.........CO2 adjustment resistor - Voltage low
67.........Throttle Position (TP) Switch
68.........Closed Throttle Position (CTP) Switch - not opening
69.........Intake Air Temperature (IAT) sensor - voltage low
71.........Intake Air Temperature (IAT) sensor - voltage high
72.........Throttle Position (TP) Switch - not opening
73.........Volume Air Flow (VAF)/Mass Air Flow (MAF) Sensor - Voltage low
74.........Volume Air Flow (VAF)/Mass Air Flow (MAF) Sensor - Voltage low
75.........AT Torque Control - voltage low
76.........AT Torque Control - engaged long
79.........Traction Control Module - incorrect ignition/injector cut-off
81.........Injector No. 1 - Voltage low
82.........Injector No. 2 - Voltage low
83.........Injector No. 3 - Voltage low
84.........Injector No. 4 - Voltage low
85.........Injector No. 5 - Voltage low
86.........Injector No. 6 - Voltage low
87.........AC Cut-off Relay - Voltage low
88.........AC Cut-off Relay - Voltage high
89.........Heated Oxygen Sensor (HO2S) - Voltage low
91.........Heated Oxygen Sensor (HO2S) - Voltage high
92.........Camshaft position (CMP) sensor - incorrect signal
93.........Camshaft position (CMP) sensor - Voltage low
94.........Camshaft position (CMP) sensor - Voltage high
95.........Hot Start Valve - Voltage low
96.........Hot Start Valve - Voltage high
97.........Traction Control Module - incorrect signal
98.........Oxygen Sensor (O2S) - Voltage low
113........Turbocharger wastegate control - boost pressure high
114........Turbocharger idle boost pressure - above upper limit
115........Turbocharger full boost pressure - below lower limit
116........Turbocharger boost pressure - above upper limit
117........Turbocharger wastegate regulating valve - voltage low
118........Turbocharger wastegate regulating valve - voltage high
119........Manifold Absolute Pressure (MAP) sensor - range/performance
121........Oxygen Sensor (O2S) - lean mixture
122........Oxygen Sensor (O2S) - rich mixture
123........Intake Manifold air control solenoid 1 - blocked
124........Intake Manifold air control solenoid 2 - blocked
125........Manifold Absolute Pressure (MAP) sensor - below lower limit
126........Manifold Absolute Pressure (MAP) sensor - above upper limit
129........Exhaust Gas recirculation (EGR) system - voltage low
131........Exhaust Gas recirculation (EGR) system - voltage high
132........Exhaust Gas recirculation (EGR) system - incorrect signal
133........Exhaust Gas recirculation (EGR) system 2 - voltage high
133........Intake Manifold air control solenoid 2 - voltage low
134........Exhaust Gas recirculation (EGR) system 2 - voltage low
134........Intake Manifold air control solenoid 2 - voltage high
135........Malfunction Indicator Lamp (MIL) - voltage low
136........Engine Control Module (ECM)
137........Engine Control Module (ECM) box - Temperature high
138........Manifold Absolute Pressure (MAP) sensor - voltage low
139........Manifold Absolute Pressure (MAP) sensor - voltage high
143........Immobiliser - no/wrong signal
144........Immobiliser - no signal
145........Immobiliser - wrong signal

Plug
31-01-12, 10:54 AM
Anyone got the vacum plumb guide for the c20let? Might be worth putting in here, I've lost my copy and can't find it on my phone any help?

Southie
02-03-13, 10:23 PM
Thought this maybe useful in here ;)

http://memimage.cardomain.com/ride_images/2/4295/3541/23236770154_large.jpg

total_vauxhall
06-01-17, 10:54 PM
Very usefull cheers