Component Location
General Description
SMARTRA type immobilizer is an anti-theft device which allows engine to turn ON only when the key recognized in Transponder is inserted in the key hall.
After checking that the inserted key is registered, immobilizer module transmits engine ON permitting signal to ECM.
If engine is tried to turn ON when nonregistered key is inserted in the key hall or no key signal is detected (buglary), immobilizer module transmits engine ON prohibitting order to ECM and injector operation is disabled.
*SMARTRA : SMARt TRansponder Antenna
DTC Description
P1694 is set when communication error between ECM and immobilizer module occurs. Refer to immobilizer system DTC guide for more detailed information.
DTC Detecting Condition
Item | Detecting Condition | Possible Cause |
DTC Strategy | Signal monitoring
| Refer to DTC guide of Immobilizer system
|
Enable Conditions | IG KEY "ON"
|
Threshold Value | Communication error between ECM and Immobilizer module
|
Diagnostic Time | Immediately
|
Fail Safe | Fuel cut | NO | -
|
EGR Off | NO |
Fuel Limit | NO |
MIL | NO |