Mercedes Timing Adjustable or Not?

Join Now

Posted to Emissions Forum on 4/19/2000 12 Replies

87 Mercedes 420 SEL 4.2

AllData says:

Ignition Timing (BTDC) At idle without vacuum 3-7

At idle with vacuum 10-14

At 3500 rpm without vacuum 28-32

At 3500 rpm without vacuum 41-45

Timing Procedure

1. Connect timing light to #1 wire

2. Idle engi... Login to read more.

12 Replies Received (View Replies)

12 Replies Received (Hide Replies)