Chery QQ Service Manual BCM Computer Control System
3
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Inspection and repair of BCM computer (antitheft computer) circuit
Connect the plug on to BCM computer (antitheft computer). As shown in the figure
above, check each circuit terminal, with the result as tabulated below.
Figure Check of BCM Computer (antitheft computer) Circuit
Connection
Check
Condition Standard
Value
Ignition switch “ON”, power window switch
“UP”
Power supply voltage
A1-Grounding
Ignition switch “ON”, power window switch
“DOWN”
Conducting
Ignition switch “ON”
Power supply voltage
A2-Grounding
Ignition switch “Off”
Nonconducting
Ignition switch starts the motor, and makes it
work
Power supply
voltage
A3-Grounding
Ignition switch starts the motor but fails
Nonconducting
Unlock door with key
Conducting
A4-Grounding
Lock door with key
Nonconducting
A5-Grounding
Normal
Power supply voltage
A6-Grounding
Normal
Power supply
voltage
A7-Grounding
Normal
Power supply voltage
A8-Grounding
Normal Grounding
A9-Grounding
Normal Grounding
Antitheft works
Power supply
voltage
A10-Grounding
Antitheft fails
Nonconducting
Central control lock “OFF”
Power supply
voltage
A11-Grounding
Central control lock “ON”
Conducting
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Summary of Contents for QQ
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Page 74: ...D 4 0 0 02 012 7 7 8 7 6 7 A8 7 7 N 7 4 4 0I 4 0I 8 03 0145406D 8 7 1123 M 9 7 4 7...
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Page 81: ...012 7 2 9 9 03 0145406 768 4694 2 7 8 7 7 5 847 60141 7 4 4 4 E 0I 2 4 461 8 7 A...
Page 82: ...012 9 6 6 4 03 0145406 4 3 4 6 4 1123 2H 4 23265 7 5 847 60141 4 D 05492 6 4 M 8...
Page 84: ...1 4 9 4 9 D P Q 7 9 A 9 3 9 7 2 9...
Page 85: ...8 A P Q 9 S 9 8 S A A 7 S A 7 2 2 A 7 8...
Page 86: ...1 A P Q 9 S 9 2 2 9 2 2 E A A A 8 2 42 2 O2 A 7 A 7 2 2 2 A 7...
Page 87: ...0 5 A 9 9 8 3 E A 9 5 8 3 A 9 A 7 0 8 3 A 7 5...
Page 88: ...8 8 8 A P Q 9 2 2 9 A 7 0 2 2 2 9 9 A 7 7 8 2 2 0 2 A 7 8...
Page 90: ...8 8 A P Q 9 9 2 2 A 7 2 2 2 A A 7 2 2 2 A 7 8...
Page 91: ...E A P Q 9 9 2 O2 2 42 A 7 2 2 2 A A 7 2 2 A 7...
Page 93: ...A 9 S 9 6 6 S 9 6 9 00 S A 7 2 2 0E A S A 2 9 A S A 7 7 2 A 7 A...
Page 94: ...A P Q 9 S 9 S 9 A S A 7 0 7 6 A 7 S A 9 9 S A 2 9 A...
Page 95: ...8 A 9 S 9 6 8 0 0 A S 9 8 A S A 9 7 1 0 6 S A 8...
Page 96: ...1 2 2 2 2 2 4 2 4 2 2 4 4 12 2 7 9 2 2 2 2 9 9 8 D 8 9 8...
Page 97: ...0 A S 9 4 A S 9 P Q 04 A S 9 A S 9 A S A 9 S 6 9 S 9 A...
Page 99: ...A S A 6 2 A S 9 7 7 7 7 A S A 9 S A 1 6 9 S 9 0 A S A 7...
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Page 102: ...A S P Q 9 S 9 A S 9 8 S A S 9 0 0 1 S 6 6 6 9 S 9 6 A 6 S A S 9 1 0 S 9 0...
Page 103: ...S A 2 A 6 S A 6 A S A 6 A S 9 6 I A S 9 P Q D 1 0 S 9 A 7 I 8 6 S 9 S A 6 9 S A 7 1 A...
Page 104: ...A S P Q 9 S 9 E 7 0 2 A S 9 7 D 1 0 S 9 A S 9 8 4 4 S 9 S 9 6 I A S 9 2 0 S 1 6 6 6 9 0 6 S 9...
Page 105: ...A 6 S S 9 0 S 9 S A 2 A 6 S A 6 A S A 6 2 A S 9 S A 9 S A 1 6 A 7...
Page 107: ...0 A 6 S S 9 0 S 9 S A 2 A 6 S A 6 A S A 6 2 A S 6 9 S 9 1 A 8 9 9 S 0 9 S 9...
Page 108: ...S P Q 9 S 9 A S 9 A S 9 7 7 S 9 6 A S 9 A...
Page 110: ...2 A 6 S A 6 A S A 6 2 A S A 9 S 9 S 9 M A S A 9 S A 7 1 A...
Page 111: ...S P Q 9 S 9 7 7 0 8 2 S 9 A S 9 P Q 7 1 0 2 S A 6 9 S A 7 A...
Page 113: ...9 S A 7 A S P Q 9 S 8 6 9 S A 9 S 9 A S A 9 S A A 9 S A 9 S A 6 9 S A 1 A 9 S 9 0 6 A S A 7 A...
Page 117: ...0 S A A 6 S A 6 A S A 6 A S 9 A S 9 8 6 S A 7...
Page 118: ...S 9 4 UV 4 S A 4 A 9 S 9 7 7 0 8 2 WX A 9 S A 7 2 A 7...
Page 119: ...2 A 4 4 0 2 A 4 4 6 4 2 8 4 4 2 4 D 8 4 A S 4 6 8 8 6 6 2 M 9 2...
Page 120: ...00 6732 695406 00 6732D 695406D 00 6732D 695406D 6...
Page 121: ...00 6732D 695406D A C 00 6732D 6 695406D 6 00 6732D 695406D 00 6732D 695406...
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Page 375: ...Chery QQ Service Manual BCM Computer Control System 3 Audio circuit diagram 96...
Page 405: ...Chery QQ Service Manual BCM Computer Control System 126 Fuse and relay of the engine chamber...
Page 406: ...Chery QQ Service Manual Inspection and Repair of BCM Computer Control System 127...
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Page 511: ...Chery QQ Service Manual 283 Chery Automobile Co Ltd...
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Page 538: ...Chery QQ Service Manual Body System 2 5 2 2 Front view figure 27 Chery Automobile Co Ltd...
Page 544: ...Chery QQ Service Manual Body System 2 5 2 3 Rear view figure 33 Chery Automobile Co Ltd...
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Page 600: ...S11 Brake System...
Page 617: ...5 Rear end Leakage In contact Primary piston Secondary piston Rear end leakage...
Page 619: ...Proportioning valve Proportioning Valve...
Page 622: ...LF wheel Proportioning Valve RR wheel RF wheel RF wheel...
Page 627: ...2 When the Braking Pressure is High In contact Piston...
Page 630: ...Front wheel Brake...
Page 631: ...Rear wheel Brake...
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