Mitsubishi MOTORS L200 1996, Руководство по ремонту

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10
TROUBLESHOOTING
INSPECTION CHART FOR DIAGNOSIS CODES
Inspect according to the inspection chart that is appropriate for the malfunction code.
Code No. Diagnosis item Reference page
14 Analog G-sensor system in the SRS-ECU -
15, 16 Safing G-sensor system in the SRS-ECU -
21, 22, 61, 62 Driver’s side air bag module (squib) system 52B-5
24, 25, 64, 65 Front passenger’s side air bag module (squib) system 52B-6
31, 32 SRS-ECU capacitor system -
34* Connector lock system -
35 SRS-ECU capacitor system -
41* IG
1
(A) power circuit system 52B-7
42* IG
1
(B) power circuit system 52B-7
43 SRS warning lamp drive circuit system Lamp does not illuminate. * 52B-7
Lamp does not switch off. -
44 SRS warning lamp drive circuit system -
45 SRS-ECU non volatile memory (EEPROM) and A/D converter system -
51, 52 Driver’s side air bag module (squib ignition drive circuit) system -
54, 55 Front passenger’s side sir bag module (squib ignition drive circuit) system -
NOTE
(1) *: if the vehicle condition return to normal, the diagnosis code will be automatically erased, and the SRS warning
lamp will return to normal.
(2) If the vehicle has a discharged battery it will store the fault codes 41 or 42. When these diagnosis codes are
displayed, check the battery.
INSPECTION PROCEDURE CLASSIFIED BY DIAGNOSIS CODE
Code No. 21,22, 61 or 62 Driver’s side air bag module
(squib) system Probable cause
These diagnosis codes are output if there is abnormal resistance between the
input terminals of the driver’s side air bag module (squib).
The trouble causes for each diagnosis code No. are as follows.
•
Malfunction of clock spring
•
Open-circuit in clock spring due to inappropriate neutral
position.
•
Malfunction of wiring harnesses or connectors
•
Malfunction of driver’s side air bag module (squib)
•
Malfunction of SRS-ECU
Code No. Trouble symptoms
21
•
Short in driver’s side air bag module (squib) or harness short
•
Short in clock spring
22
•
Open circuit in driver’s side air bag module (squib) or open harness
•
Open circuit in clock spring
•
Disconnected connector in the driver’s side air bag module (squib).
•
Open circuit in clock spring due to inappropriate neutral position.
•
Malfunction of connector contact
61
•
Short in driver’s side air bag module (squib) harness leading to the power supply
62
•
Short in driver’s side air bag module (squib) harness leading to the earth
52B-5
SRS - Troubleshooting
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