Bosch Number
0237 520 007
0237 520 038
0237 520 046
VW Number
025 905 205M
025 905 205AC
025 905 205AG
Bosch Replacement
0237 520 038
Remarks
2100 Digifant
Rotor
04 170
Cap
205M Dist 86-88: 03 212; 205M Dist 89-Early 90: 03 214; 205AC Dist: 03 360; 205AG Dist: 03 368
Distributor Cap Clip
034-905-265, Bosch 1231 251 033
Coil
86-87: 00 061; 88-89: 00 074; 90-91: 00 061
Ignition Wires
09 272
Vacuum Can
None. Advance controlled by Digifant ECU
Spark Plug
W7CC, WR7DTC
Timing Set At
5deg BTDC @ 2000 rpm w/strobe. Thermotime Sensor (Digifant ECU Temp Sensor II) must be disconnected when performing timing adjustment. Engine Oil Temperature must be at 80c (176F) minimum.
Distributors:
86-90 * To VIN 25-L-060000: VW 025-905-205M, Bosch 0237 520 007 > 025-905-205AC, 0237 520 038
90-91 * Fr VIN 25-L-060001 to VIN 25-M-105000: VW 025-905-205AC, Bosch 0237 520 038 > 025-905-205AG, 0237 520 046
1991 * Fr VIN 25-L-105001: VW 025-905-205AG, Bosch 0237 520 046
Dist Hall Sender Only: Bosch 1237 010 027
Ignition Control Module: None. Ignition and Advance controlled by Digifant ECU
Advance/Retard Range: Digifant ECU Controlled: 35deg @ 3000 rpm (+ or - 5deg)
0237 520 038/025 905 205AC are for Vanagon Late 90-Mid 91
0237 520 046/025 905 205AG are for Vanagon Late 91