Operation CHARM: Car repair manuals for everyone.

System Specifications


Firing Order 1-3-4-2

Ignition Timing 6° +/- 1° BTDC
(vacuum line to ignition control unit connected)

Engine Idle Speed 800 - 900 rpm

Engine RPM Limit
Engine HT 6200 - 6400 rpm
Engine RD 6570 - 6630 rpm
Engine PL 7200 - 7300 rpm

Ignition Coil Resistance (exc. 16v)
Primary (terminals 1 and 15) 0.52 - 0.76 ohms
Secondary (terminals 1 and 4) 2400 - 3500 ohms

Ignition Coil Resistance (16V)
Primary (terminals 1 and 15) 0.60 - 0.80 ohms
Secondary (terminals 1 and 4) 6500 - 8500 ohms

Spark Plugs (Engine HT / RD)
Bosch W7DTC
Beru 14-7DTU
Champion N8GY

16V (Engine PL)
Bosch F6DTC

Spark Plug Gap 0.7 - 0.9mm (.027 - .035 in)