V9324032073520_2 Service Bulletin/Repair Instructions

V
ISO@500V
+ to Chassis
4.1 – 4.2
MΩ
ISO@500V
- to Chassis
4.1 – 4.2
MΩ
Y-Capacitance
+ to Chassis
770 – 795
nF
0.77 – 0.8
µF
770 – 795
nF
0.77 – 0.8
µF
Version: “Base-” (MY23+)

Engine code ID.4: EDDA

Engine code ID.Buzz:

EDDB

Note: Disconnect rear

passenger compartment

air heater (ZX24) before

measurement (see wiring

diagram).
Y-Capacitance
Capacitance
+ to -
455 – 490
µF
Voltage
+ to -
0
V
ISO@250V
+ to -
0 – 0.015
MΩ
+ to Chassis
150 – 500
MΩ
- to Chassis
150 – 500
MΩ
240 – 260
nF
0.240 – 0.260
µF
240 – 260
nF
0.240 – 0.260
µF
ISO@500V

Auxiliary Harness – with

all components connected ISO@500V

Note: This measurement

is not performed by GFF.
- to Chassis
Y-Capacitance
+ to Chassis
Y-Capacitance
- to Chassis
Voltage
+ to -
0
V
ISO@250V
+ to -
>500
MΩ
ISO@500V
+ to Chassis
>500
MΩ
ISO@500V

Auxiliary Harness – with

no components connected
- to Chassis
>500
MΩ
0
nF
0
µF
0
nF
0
µF
Y-Capacitance
+ to Chassis
Y-Capacitance
- to Chassis
Voltage
+ to -
0
V
ISO@250V
+ to -
0.110 – 0.190
MΩ
Diode mode
+ to -
OL
V
AX4 - High-Voltage

Battery Charger 1

Version: “OCC” (MY21+)

Note: Only used in

vehicles having separate

A19 DC-DC converter

(AX4 onboard charger

without integrated DC-DC

converter)
AX4 - High-Voltage

Battery Charger 1

Version: “OCDC” (MY24+)

Note: In vehicles without

separate A19 DC-DC

converter (DC-DC

converter function

integrated with AX4

onboard charger)
Diode mode
- to +
0.74 – 0.77
V
ISO@500V
+ to Chassis
>500
MΩ
ISO@500V
- to Chassis
>500
MΩ
Y-Capacitance
+ to Chassis
75 – 80
nF
0.075 – 0.080
µF
75 – 80
nF
0.075 – 0.808
µF
Y-Capacitance
- to Chassis
Capacitance
+ to -
24 – 28
µF
Voltage
+ to -
0
V
ISO@250V
+ to -
0.88 – 0.90
MΩ
Diode mode
+ to -
OL
V
Diode mode
- to +
1.26 – 1.34
V
ISO@500V
+ to Chassis
>500
MΩ
ISO@500V
- to Chassis
>500
MΩ
Y-Capacitance
+ to Chassis
183 – 185
nF
0.183 – 0.185
µF
183 – 185
nF
0.183 – 0.185
µF
Y-Capacitance
- to Chassis
Capacitance
+ to -
13 – 14
µF
Voltage
+ to -
0
V
ISO@250V
+ to -
Do not measure
MΩ
Diode mode
+ to -
OL
V
Diode mode
- to +
0.53 – 0.57
V
ISO@500V
+ to Chassis
>50
MΩ
ISO@500V
- to Chassis
>50
MΩ
Y-Capacitance
+ to Chassis
45 – 65
nF
0.045 – 0.065
µF
Note: This measurement

is not performed by GFF
VX81 - A/C Compressor

Version: MY21-24

Note: May also be found

in early MY25 ID.4 only.
Y-Capacitance
- to Chassis
45 – 65
nF
0.045 – 0.065
µF
Capacitance
+ to -
24 – 26
µF
Voltage
+ to -
0
V
ISO@250V
+ to -
Do not measure
MΩ
Diode mode
+ to -
OL
V
Diode mode
- to +
0.81 – 0.82
V
ISO@500V
+ to Chassis
>50
MΩ
ISO@500V
- to Chassis
>50
MΩ
Y-Capacitance
+ to Chassis
34 – 36
nF
0.034 – 0.036
µF
34 – 36
nF
0.034 – 0.036
µF
Note: This measurement

is not performed by GFF
VX81 - A/C Compressor

Version: “ID.4” MY25+
Y-Capacitance
- to Chassis
Capacitance
+ to -
18 – 22
µF
Voltage
+ to -
0
V
ISO@250V
+ to -
Do not measure
MΩ
Diode mode
+ to -

1 2 345

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Last update on 2026-03-27 / Affiliate links / Images from Amazon Product Advertising API

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