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Optima/Magentis (MG) 2010 D 2.0 TCI-D Immobilizer Immobilizer P1699 Immobilizer-Twice Overtrial

The document provides information about the P1699 Immobilizer-Twice Overtrial diagnostic trouble code (DTC) related to engine starting functions in vehicles. It outlines the conditions for detecting this DTC, the diagnostic process using a scantool, and the necessary steps for verifying vehicle repair after addressing the issue. Additionally, it includes circuit diagrams and specifications for monitoring the engine control module (ECM) and key status.

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reza mohamadtabar
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235 views6 pages

Optima/Magentis (MG) 2010 D 2.0 TCI-D Immobilizer Immobilizer P1699 Immobilizer-Twice Overtrial

The document provides information about the P1699 Immobilizer-Twice Overtrial diagnostic trouble code (DTC) related to engine starting functions in vehicles. It outlines the conditions for detecting this DTC, the diagnostic process using a scantool, and the necessary steps for verifying vehicle repair after addressing the issue. Additionally, it includes circuit diagrams and specifications for monitoring the engine control module (ECM) and key status.

Uploaded by

reza mohamadtabar
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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Optima/Magentis(MG) > 2010 > D 2.0 TCI-D > Immobilizer > Immobilizer >
P1699 Immobilizer-Twice Overtrial

P1699 Immobilizer-Twice Overtrial > General Information


Component Location

General Description
This is a special function for engine start by vehicle manufacturer. The engine can be started for moving from the
production line to an area where the key teaching is conducted.

DTC Description
The ECM sets DTC P1697 if the maximum limit of Twice IGN is Exceeded.

DTC Detecting Condition


Item Detecting Condition Possible Cause
DTC Strategy •
Enable Conditions • IG ON
Threshold value •- • Twice IGN ≥ 32 times
Detecting time •-
FAIL SAFE •-

Diagnostic Circuit Diagram

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P1699 Immobilizer-Twice Overtrial > Scantool Diagnostics


Monitor GDS Data
1. Check status
(1) IG "ON" & Engine "OFF"
(2) Monitor the "ECM, Key and Smartra Status" Parameter on the GDS.

Specification : 'LEARNT'

Fig.1) This data show that 3 keys have been taught, ECU has been learnt, Key in key cylinder has been lea

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SMARTRA3 has been learnt.


(3) Is the "ECU STATUS' Parameter "Locked"?

▶ Keep "KEY ON" status for 1 hours to withdraw "Locked by Timer" status. Then turn the k
10seconds. Next register transponder and go to "Verification of Vehicle Repair" procedure.
▶ Check connectors for looseness, poor connection, bending, corrosion, contamination, de
damage on the ECM or SMARTRA. And this DTC has not erased in previous repair. Repair
necessary and then go to "Verification of Vehicle Repair" procedure.

P1699 Immobilizer-Twice Overtrial > Verification of Vehicle Repair


Verification of Vehicle Repair
After a repair, it is essential to verify that the fault has been corrected.
1. Connect GDS and select "Diagnostic Trouble Codes(DTCs)" mode and then clear DTC
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present?

▶ Go to the applicable troubleshooting procedure

▶ System is performing to specification at this time.

P1699 Immobilizer-Twice Overtrial > Circuit diagram


Schematic Circuit Diagram

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