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Home >> Volvo >> 2003 >> C70 2.3 53, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (Immobilizer - Specifications, Electrical/Electronic (Coupe)) >> Other Parameter Tables. Immobilizer 3 (1998) >> Scroll list and frozen values

Scroll list and frozen values

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Scroll list 

The function is used to check what status there is in the parameters in the system.

HINT: To update the values after programming a key the ignition must be switched off and on. 

Frozen values 

At the same time as the control module detects a fault in the system and a diagnostic trouble code (DTC) is stored, the parameters are frozen in the control module memory. These frozen values mirror the relationships when the diagnostic trouble code (DTC) was stored.

HINT: Earlier versions of the immobilizer control module do not have the frozen values function. 

Text  Remarks 
TRANSP. COMM Indicates if communication between the transponder and the control module functioned correctly.
YES or NO
CODE STORED Indicates whether the last received key code is stored as an approved code in the control module memory.
YES or NO
KEY NO. indicates which key is in the ignition switch. Every key programmed into the control module receives a number between 1 - 6.
QUEST.REC. Displays whether the immobilizer control module is receiving an initiating signal from the engine control module (ECM)
YES or NO
RESPONSE Indicates if the control module has given a positive (OK to start) or negative answer (not OK to start) to the engine control module (ECM).
POS or NEG
VGLA OUTPUT The value displays the status of control module output #7 to the VGLA control module.
A key stored in the control module memory gives a LOW signal.
LOW or HIGH
ENGINE Indicates which engine was selected when programming the control module when new.
IMMO PROG Should always read normal.
NORM
RELAY 1 Indicates the status of relay R1 in the control module.
ON or OFF.
RELAY 2 Indicates the status of relay R2 in the control module.
ON or OFF.
SEC. TIMER The timer indicates that the control module is locked after multiple failed programming attempts with the incorrect PIN. It starts at 5 minutes and counts down one step every 10 seconds from 30 to 0.
IGN. CNT Indicates the number of times the ignition has been switched on in the car if the ignition has been switched on for at least 3 seconds and switched on for at least 4 seconds. The number rises by 1 every tenth time the ignition is switched on.