How does a Distributor affect the procedure for using a stroboscopic timing light to check and adjust ignition timing on 1990 Audi 90?

A stroboscopic timing light is needed to carry out the procedure. Then, start the engine and attach the timing light as it is provided. In certain engine codes, the vacuum hose should be disconnected, otherwise, it should be left in place. scan the ignition timing using the timing window. Make adjustments as needed, reconnect the vacuum hose and take off the timing light.

Genuine 1990 Audi 90 Distributor

Ignition Distributor

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1990 Audi 90 Distributor Assembly Part Number: 034-905-237-AX
$151.03 MSRP: $209.03
You Save: $58.00 (28%)
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Product Specifications
- Other Name: Distributor
- Replaces: 034-905-205-H
- Item Weight: 4.20 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 034-905-237-AX
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
More Info
Fits the following 1990 Audi 90 Submodels:
- Base | 5 Cyl 2.3 L GAS
View related parts
1990 Audi 90 Distributor Assembly Part Number: 034-905-237-X
$243.20 MSRP: $336.93
You Save: $93.73 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Distributor
- Replaces: 034-905-205-J
- Item Weight: 4.00 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 034-905-237-X
- Warranty: This genuine part is guaranteed by Audi's factory warranty.
More Info
Fits the following 1990 Audi 90 Submodels:
- Base | 5 Cyl 2.3 L GAS

1990 Audi 90 Distributor Parts and Q&A

Q: How does a Distributor affect the procedure for using a stroboscopic timing light to check and adjust ignition timing on 1990 Audi 90?
A: A stroboscopic timing light is needed to carry out the procedure. Then, start the engine and attach the timing light as it is provided. In certain engine codes, the vacuum hose should be disconnected, otherwise, it should be left in place. scan the ignition timing using the timing window. Make adjustments as needed, reconnect the vacuum hose and take off the timing light.