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Geely Emgrand X7. Manual part - 456
3 Check the harness (instrument cluster assembly power supply, ground).
A. Disconnect the battery negative cable and wait for at least 90s. B. Disconnect the connector from the combination instrument assembly. C. Connect the battery negative cable and wait for at least 2s. D. Turn the ignition switch to ON (IG). E. Measure the voltage between terminals No.1 and No.2 of IP01 and the body ground respectively Standard Voltage: 11-14 V F. Turn the ignition switch to the OFF position. IP01组合仪表线束连接器 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 NL09-2103b G. Measure the resistance between terminals No.3 and No.6 of connector IP01 and the body ground respectively with a multimeter. Standard Resistance: Less than 1 Ω
4 Inspect whether CAN bus communication is faulty. Check CAN bus integrity
5 Replace the instrument cluster assembly. A. Replace the combination instrument. Refer to 11.6.7.1 Replacement of Combination Instrument Assembly. B. Connect the battery negative cable and wait for at least 2s. C. Turn the ignition switch to ON (IG). D. Check the airbag warning lamp condition and whether ACU warning lamp is continuously lightening after going out
A. Turn the ignition switch to ON position, observe the warning lamp status to confirm that the system is normal. 6 The system is normal. Yes No Properly connect the connector. Go to step 6 Yes No Repair or replace the harness. Go to step 6 Yes No The system is normal. Yes No Repair or replace the harness. Go to step 6 IP01 combination instrument harness connector
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