TURBOCHARGER GP 2610806 - Caterpillar

Illustration 1 g03646073
The improved SIM card is now used on Cat PL522 China module. The improved SIM card contains the improvement on contact cleanness for resolving the PL522 China module SIM card status "Not Detected" issue (Refer to Illustration 1).
Illustration 2 g03644138
(1) SIM Card LidThe PL522 China module equipped with improved SIM card has the same part number 372-4531 Electronic Control Module (PRODUCT LINK 522, CHINA) and is adaptable to CAT® Products using PL522 China module.Note: (1) For the previous CAT machines affected by SIM card "Not Detected" issue, the faulty PL522 China module should be replaced after failure. (2) Do not open the SIM card lid (1) (Refer to Illustration 2) while performing the field diagnosis or repair as reusing the same hole with the same fasteners to secure the SIM card lid can result in the PL522 module sealing issue. (3) PL522 China module adapts to China region only, if you have any questions about the module contact the local Product Link Service Desk.