Test Procedures
Page 24
IQDM Service Tool Owner’s Manual
TEST PROCEDURES
The following test procedures enable the technician to test the IQDM handset and the components of the IQ
System vehicle that are related to the proper operation of the IQDM. This owner’s manual does not contain
detailed information for troubleshooting the vehicle. Refer to the vehicle maintenance and service manual for
detailed vehicle troubleshooting and service procedures.
∆
WARNING
• If wires are removed or replaced make sure wiring and wire harness are properly routed and
secured. Failure to properly route and secure wiring could result in vehicle malfunction,
property damage or personal injury.
INDEX OF TEST PROCEDURES
1. IQDM Cord
2. IQDM Cord Adaptor
3. IQDM Jacks (Located on Vehicle F&R Switch and speed controller)
4. LCD Display Screen Test
TEST PROCEDURE 1 – IQDM CORD
Read DANGER, WARNING, and CAUTION on page 3.
1. Using a multimeter set for 200
Ω
(ohms), place the red (+) probe into one of the terminals on the end of
the cord with the square plug.
2. Place the black (–) probe on each of the pins, one at a time, on the other plug of the plug.
3. The multimeter should indicate continuity on only one pin. If any other reading is obtained, the cord must
be replaced.
4. Repeat the procedure three more times, each time with the red (+) probe inserted into a different terminal
on the end of the cord with the square plug.
TEST PROCEDURE 2 – IQDM CORD ADAPTOR
Read DANGER, WARNING, and CAUTION on page 3.
The procedure for testing the IQDM cord adaptor is similar to the cord test.
1. Using a multimeter set for 200
Ω
(ohms), place the red (+) probe into one of the terminals on the end of
the adapter with the square plug.
2. Place the black (–) probe on each of the pins, one at a time, on the other plug of the adaptor.
3. The multimeter should indicate continuity on only one pin. If any other reading is obtained, the adaptor
must be replaced.
4. Repeat the procedure three more times, each time with the red (+) probe inserted into a different terminal
on the end of the adaptor with the square plug.
Summary of Contents for IQDM
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