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Home >> Volvo >> 2003 >> C70 2.3 53, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 169 (Electrical Connectors - Information & Repair (Coupe)) >> Electrical >> Reading Off Volvo On-Board Diagnostic (OBD) System >> Frozen values for diagnostic trouble codes (DTCs)

Frozen values for diagnostic trouble codes (DTCs)

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.

The table below contains the values that can be read off with a diagnostic trouble code (DTC).

No.  Text 
Unit of measurement 
Remarks 
1 SPEED=
km/h/mph
Vehicle speed.
2 RPM=
RPM
Engine speed in RPM.
3 ECT=
°C
Engine coolant temperature.
4 FUEL. DA=
lit/gal
Attenuated fuel level signal. Signal to needle.
5 D+=
HIGH/LOW
Generator charge voltage. A charge voltage above 10.8 V produces the value HIGH and a charge voltage under 4.3 V produces LOW. Undefined value for voltages between 4.3 and 10.8 V.
6 OIL PRESSURE=
YES/NO
YES = Oil pressure in engine.
NO = No oil pressure, warning lamp lit.
7 LOW FUEL=
ON/OFF
ON = Warning lamp lights when the fuel level is below approximately 8 liters.
OFF = Warning lamp does not light.
8 SRL=
ON/OFF
ON = Signal to service reminder indicator (SRI), SRI lamp lit.
OFF = No signal to SRI lamp.
9 TEMP. WARN
ON/OFF
ON = Signal to outside temperature warning lamp, lamp lights.
OFF = No signal to outside temperature warning lamp.
10 12 PULSE=
OK/NOT OK
OK = 12 pulse vehicle speed output signal OK.
NOT OK = Short-circuit to supply voltage in 12 pulse vehicle speed output signal
11 48 PULSE=
OK/NOT OK
OK = 48 pulse vehicle speed output signal OK.
NOT OK = Short-circuit to supply voltage in 48 pulse vehicle speed output signal
12 TEMP. NDA
°C
Outside temperature, unattenuated signal from sensor.
13 FUEL. FLOW
pu
Fuel consumption signal in pulses per second.
14 E SINCE=
H
Indicates in hours how long the car has been driven since the last service.
15 TOT. DIST=
km / miles
Indicates total mileage.