On 3/11/15, John Goubeaux <john@ucsb.edu> wrote:
> On 3/11/15 2:44 PM, Neil N wrote:
>> On 3/11/15, John Goubeaux <john@ucsb.edu> wrote:

>
>>... ECU supplies
>> ground to FP relay which energizes relay.
>> I'm unclear as to whether or not + at ECU relay 86 is supplied to ECU
>> 23 and exactly what that is for. Mark Drillock has posted on the newer
>> 5 pin ECU relay.

> Oddly I'm told that my model ( a late 89) *should have a different ECU
> Relay than the FP relay However, they are both the same ?  eg they are both
> part # 141-951-253B  What explains that ?

My '88 appears to use an '87 wiring diagram. So..... < shrugs >
Changeovers happened in different months in different markets?

>>> .... AND intend to replace the ignition switch anyway as it IS
>>> old.

It's an easy part to test out. Remove steering column cover, remove
plug from ignition switch, plug in new test switch, turn switch with
appropriate sized screwdriver.

Don't drive it this way unless key is in tumbler turned to ign. on position!

(unlocks steering. I know. Probably didn't have to mention this. ha ha)

Neil.

--
Neil n

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