7.21 Wiring (General) for Engine/Gearbox/Unit
7.21.1 Engine wiring – Check
Preconditions
☑ Engine is stopped and starting disabled.
Special tools, Material, Spare parts
Designation / Use Part No. Qty.
Isopropyl alcohol
X00058037 1
Engine wiring – Check
1. Check securing screws of cable clamps on engine and tighten loose threaded connections.
2. Ensure that cables are fixed in their clamps and cannot swing freely.
3. Check that cable ties are firm, tighten loose cable ties.
4. Replace faulty cable ties.
5. Visually inspect the following electrical line components for damage:
• connector housings;
• contacts;
• sockets;
• cables and terminals;
• plug-in contacts.
6. (→ Contact Service) if cable conductors are damaged.
Note: Close male connectors that are not plugged in with the protective cap supplied.
7. Clean dirty connector housings, sockets and contacts with isopropyl alcohol.
8. Ensure that all sensor connectors are securely engaged.
234 | Task Description | MW15550/06E 2012-02
TIM-ID: 0000000029 - 018
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